Islam, MM, AH Topader, and A Rob. “Comparative Study on the Cost Benefit Between Indigenous and Cross Bred Cows Reared in Rural Area of Dinajpur District”. Bangladesh Journal of Animal Science 39, no. 1-2 (February 5, 2012): 191–196. Accessed September 27, 2024. https://banglajol.info/index.php/BJAS/article/view/9696.