Dyfyniad APA

Kumar, P. S. G. (2004). Information sources and services: Theory and practice. B R Publishing Corporation.

Dyfyniad Arddull Chicago

Kumar, P. S. G. Information Sources and Services: Theory and Practice. New Delhi: B R Publishing Corporation, 2004.

Dyfyniad MLA

Kumar, P. S. G. Information Sources and Services: Theory and Practice. B R Publishing Corporation, 2004.

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