The German urban plan is implemented by moving the population to New Deido, New Akwa and New Bell and by creating a 1 km Freie Zone to separate those areas from the European city.
^ abcdeMuluh Henry; Ndoh Bertha (2002), "Evolution of the Media in Cameroon", in Festus Eribo; Enoh Tanjong (eds.), Journalism and mass communication in Africa: Cameroon, Lanham, Maryland, US: Lexington Books, ISBN0739103776
^ abcdefRalph A. Austen; Jonathan Derrick (1999), Middlemen of the Cameroons Rivers: the Duala and their hinterland, c.1600-c.1960, Cambridge: Cambridge University Press, ISBN0521562287
^"Cameroon", Encyclopædia Britannica (11th ed.), New York, 1910, OCLC14782424{{citation}}: External link in |chapterurl= (help); Unknown parameter |chapterurl= ignored (|chapter-url= suggested) (help)CS1 maint: location missing publisher (link)
^Paul G. Halpern (1994), A naval history of World War I, Annapolis, Maryland: Naval Institute Press, ISBN0870212664
^Stephen Pope; Elizabeth-Anne Wheal (1995). "Select Chronology". Dictionary of the First World War. Macmillan. ISBN978-0-85052-979-1. {{cite book}}: External link in |chapterurl= (help); Unknown parameter |chapterurl= ignored (|chapter-url= suggested) (help)
^Meredith Terretta (2013). Petitioning for Our Rights, Fighting for Our Nation: The History of the Democratic Union of Cameroonian Women, 1949-1960. Bamenda: Langaa. ISBN9789956728053.
^Mark D. DeLancey; et al. (2010), Historical dictionary of the Republic of Cameroon (4th ed.), Lanham, Maryland, US: Scarecrow Press, ISBN9780810858244
^Fanny Pigeaud (2011). "Cameroon". In Andreas Mehler; et al. (eds.). Africa Yearbook: Politics, Economy and Society South of the Sahara in 2010. Koninklijke Brill. pp. 211–220. ISBN978-90-04-20556-7. {{cite book}}: External link in |chapterurl= (help); Unknown parameter |chapterurl= ignored (|chapter-url= suggested) (help)
D. Gardinier (1969). "Urban Politics in Douala, Cameroun". African Urban Notes. 4.
Joyce Sween; Remi Clignet (1969). "Urban Unemployment as a Determinant of Political Unrest: The Case Study of Douala, Cameroon". Canadian Journal of African Studies. 3.
Remi Clignet; Frank Jordan (1971). "Urbanization and Social Differentiation in Africa: A Comparative Analysis of the Ecological Structures of Douala and Yaoundé". Cahiers d'Études africaines. 11 (42): 261–297. doi:10.3406/cea.1971.2803 – via Persee.fr.
Richard A. Joseph (1974). "Settlers, Strikers and Sans-Travail: The Douala Riots of September 1945". Journal of African History. 15 (4): 669–687. doi:10.1017/S0021853700013931. JSTOR180996.
Jonathan Derrick (1980). "The 'Germanophone' Elite of Douala under the French Mandate". Journal of African History. 21 (2): 255–267. doi:10.1017/S002185370001820X. JSTOR182138.
Lynn Schler (2002). "Looking through a Glass of Beer: Alcohol in the Cultural Spaces of Colonial Douala, 1910-1945". International Journal of African Historical Studies. 35 (2/3): 315–334. doi:10.2307/3097616. JSTOR3097616.
Lynn Schler (2003). "Ambiguous Spaces: The Struggle over African Identities and Urban Communities in Colonial Douala, 1914-45". Journal of African History. 44.
Lynn Schler (2003). "Bridewealth, Guns and Other Status Symbols: Immigration and Consumption in Colonial Douala". Journal of African Cultural Studies. 16.
Paul Tiyambe Zeleza; Dickson Eyoh, eds. (2003). "Douala, Cameroon". Encyclopedia of Twentieth-Century African History. Routledge. ISBN0415234794.
Poverty and Urban Mobility in Douala, World Bank, 2004
Lucia Babina and Marilyn Douala Bell, ed. (2007). Douala in Translation: A View of the City and its Creative Transformative Potentials. Rotterdam: Episode.
Marta Dorenda-Zaborowicz (2011). "Douala: A City of Lost Hopes? Consequences of Decolonisation in Africa Versus Sustainable Development". Problemy Ekorozwoju - Problems of Sustainable Development. 6.
Adrien Bitond (2012). "Les foyers socioculturels a Douala, 'villages en ville' ou espaces publics de proximite?". In Thomas Atenga, Georges Madib (ed.). La communication au Cameroun (in French). Archives contemporaines. ISBN9782813000927.
"Douala". Cameroun. Le Petit Futé (in French). 2012. {{cite book}}: External link in |chapterurl= (help); Unknown parameter |chapterurl= ignored (|chapter-url= suggested) (help)
in German
Ernst Vollbehr (1912), "Duala", Mit Pinsel und Palette durch Kamerun (in German), Leipzig: List & von Bressensdorf, OCLC9352214{{citation}}: External link in |chapterurl= (help); Unknown parameter |chapterurl= ignored (|chapter-url= suggested) (help)