Cita APA (7th ed.)

Sengupta, B. (1977). Documentation and information retrieval. World Pr..

Cita Chicago (17th ed.)

Sengupta, Benoyendra. Documentation and Information Retrieval. Calcutta: World Pr., 1977.

Cita MLA (9th ed.)

Sengupta, Benoyendra. Documentation and Information Retrieval. World Pr., 1977.