Choudhary, Rahul, Gautam Singh, Sumer Singh Sangwan, Rakesh Ahuja, Sarita Khatri, and Sukh Pal Singh. 2018. “Perception of the Scientist and Student’s Regarding Factory Farming”. International Journal of Livestock Research 8 (9). India:114-21. http://ijlr.org/ojs_journal/index.php/ijlr/article/view/1590.