Cita APA (7a ed.)

Beghtol, C., & Williamson, N. J. (2003). Knowledge organization and classification in international information retrieval. Haworth Information.

Cita Chicago Style (17a ed.)

Beghtol, Clare, y Nancy J. Williamson. Knowledge Organization and Classification in International Information Retrieval. Binghamton: Haworth Information, 2003.

Cita MLA (8a ed.)

Beghtol, Clare, y Nancy J. Williamson. Knowledge Organization and Classification in International Information Retrieval. Haworth Information, 2003.