H.W. Wilson (United States)
Bibliographic Index was a metabibliography and bibliographic database published by the H. W. Wilson Company. It contained in-depth indexing of more than 530,000 bibliographies published in English, German, Dutch, and the Scandinavian, Slavic, and Romance languages, including over 185,000 full-text bibliographies.
- "Bibliographic Index". ULRICHSWEB. ProQuest, LLC. Retrieved 28 October 2011.
- "Wilson's Bibliographic Index becomes Bibliographic Index Plus". H. W. Wilson. Retrieved 29 October 2011.
- Eberhart, George (3 June 2011). "The merger of the century: EBSCO acquires H. W. Wilson". American Libraries. Retrieved 29 October 2011.