Style de citation APA (7e éd.)

Kumar, P. (2004). Information Sources and services (therory) and practics Vi- Vii. BRPC and LTD.

Style de citation Chicago (17e éd.)

Kumar, PSG. Information Sources and Services (therory) and Practics Vi- Vii. Delhi: BRPC and LTD, 2004.

Style de citation MLA (9e éd.)

Kumar, PSG. Information Sources and Services (therory) and Practics Vi- Vii. BRPC and LTD, 2004.