APA استشهاد

Sunil Nayar, G. R., & Vijayakumar, T. G. (2004). Factors influencing male fertility and its management (Ph.D.).

استشهاد بنمط شيكاغو

Sunil Nayar, G; Researcher, و T; Guide Vijayakumar. Factors Influencing Male Fertility and Its Management. Ph.D. Kottayam, Mahatma Gandhi University, 2004.

MLA استشهاد

Sunil Nayar, G; Researcher, و T; Guide Vijayakumar. Factors Influencing Male Fertility and Its Management. Ph.D. 2004.