Such theories are now widely recognized and taught and researched in many universities, but are as yet less common in the United States. They are taught at both undergraduate and postgraduate levels in many major universities outside the US, where a major concern is that "a myopic discipline of IR might contribute to the continued development of a civil society in the U.S. that thinks, reflects and analyzes complex international events through a very narrow set of theoretical lenses"
^Smith, Steve (2002). "The United States and the Discipline of International Relations: Hegemonic Country, Hegemonic Discipline?". International Studies Review4 (2): 67–86. doi:10.1111/1521-9488.00255.
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Linklater, Andrew, 1986. ‘Realism, Marxism and critical international theory’, Review of International Studies Vol 12, 1986: 301-312.
Linklater, Andrew, 1992. ‘The Question of the Next Stage in International Relations Theory: A Critical-Theoretical Point of View’, Millennium Vol 21, No 1, 1992: 77-98.
Linklater, Andrew, 1996. ‘The achievements of critical theory’, in Booth, Ken, Smith, Steve & Zalewski, Marysia, eds, International Theory: Positivism and Beyond. Cambridge: Cambridge University Press.
Linklater, Andrew, 1997. ‘The transformation of political community: E.H.Carr, critical theory and international relations’, Review of International Studies Vol 23, 1997: 321-338.
Carne Ross, Independent Diplomat: Despatches from an Unaccountable Elite (Crisis in World Politics), C. Hurst & Co, 2007, ISBN 1-85065-843-9
Christine Sylvester, Feminist international relations: an unfinished journey. Cambridge University Press, Cambridge, U.K., 2002
Cynthia Weber, International Relations Theory. A Critical Introduction, 2nd edition, Taylor & Francis, 2004, ISBN 0-415-34208-2