Islam, M.S, M.A.R. Howlider, F. Kabir, and J. Alam. “Comparative Assessment of Fertility and Hatchability of Barred Plymouth Rock, White Leghorn, Rhode Island Red and White Rock Hen”. International Journal of Poultry Science 1, no. 4 (June 15, 2002): 85–90. Accessed September 22, 2025. https://ijpsjournal.org/index.php/ijps/article/view/26.