Παραπομπή APA

Singh K P. (2015). An Introduction to digital resource descripition. Ess Ess Pub.

Παραπομπή Chicago Style

Singh K P. An Introduction to Digital Resource Descripition. New Delhi: Ess Ess Pub, 2015.

Παραπομπή MLA

Singh K P. An Introduction to Digital Resource Descripition. Ess Ess Pub, 2015.