Ershad, S.M.E., S.S. Islam, S.C. Mondal, and B. Sarkar. “Efficiency of Trained Farmers on the Productivity of Broilers in a Selected Area of Bangladesh”. International Journal of Poultry Science 3, no. 8 (July 15, 2004): 503–506. Accessed January 11, 2026. https://ijpsjournal.org/index.php/ijps/article/view/222.