APA استشهاد

J.C.Aggarwal. (2001). Principles, methods and techniques of teaching (2nd rev ed.). Vikas.

استشهاد بنمط شيكاغو

J.C.Aggarwal. Principles, Methods and Techniques of Teaching. 2nd rev ed. New Delhi: Vikas, 2001.

MLA استشهاد

J.C.Aggarwal. Principles, Methods and Techniques of Teaching. 2nd rev ed. Vikas, 2001.