APA استشهاد

Challa, K. A., & Ramakrishna, C. (2015). Elements of print media and journalism: An overview. Kanishka.

استشهاد بنمط شيكاغو

Challa, Krishnaveer Abhisek, و Challa Ramakrishna. Elements of Print Media and Journalism: An Overview. New Delhi: Kanishka, 2015.

MLA استشهاد

Challa, Krishnaveer Abhisek, و Challa Ramakrishna. Elements of Print Media and Journalism: An Overview. Kanishka, 2015.