Citazione APA

Kumar, P. S. G. (2004). Information sources and services theory and practice. B R P C India Ltd.

Stile di citazione Chicago

Kumar, P S G. Information Sources and Services Theory and Practice. New Delhi: B R P C India Ltd, 2004.

Citazione MLA

Kumar, P S G. Information Sources and Services Theory and Practice. B R P C India Ltd, 2004.