एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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