Mutaleb, MA, MB Rahman, N Huda, H Ullah, and MB Hossain. “Influence of Farm Conditions on the Production of Hygienic Milk”. University Journal of Zoology, Rajshahi University 31 (June 23, 2013): 91–92. Accessed November 30, 2021. https://banglajol.info/index.php/UJZRU/article/view/15441.