APA
National Social Science Documentation Centre, Johry N. (. & Tyagi K. G. (2001). Directory of Social Science Libraries and information centres in India. New Delhi: Manak.
Chicago
National Social Science Documentation Centre, Johry Nutan (Ed.) and Tyagi K G. 2001. Directory of Social Science Libraries and information centres in India. New Delhi: Manak.
Harvard
National Social Science Documentation Centre, Johry N. (. and Tyagi K. G. (2001). Directory of Social Science Libraries and information centres in India. New Delhi: Manak.
MLA
National Social Science Documentation Centre, Johry Nutan (Ed.) and Tyagi K G. Directory of Social Science Libraries and information centres in India. New Delhi: Manak. 2001.
