Παραπομπή APA

Kumar, P. S. .. (1946). Knowledge organization information processing and retrieval theory. B.R publishing coparation.

Παραπομπή Chicago Style

Kumar, P. S .G. Knowledge Organization Information Processing and Retrieval Theory. New Delhi: B.R publishing coparation, 1946.

Παραπομπή MLA

Kumar, P. S .G. Knowledge Organization Information Processing and Retrieval Theory. B.R publishing coparation, 1946.