Παραπομπή APA

K K Bhatia. (1993). Principles of education. Kalyani Publishers.

Παραπομπή Chicago Style

K K Bhatia. Principles of Education. Ludhiana: Kalyani Publishers, 1993.

Παραπομπή MLA

K K Bhatia. Principles of Education. Kalyani Publishers, 1993.