Faroque, MAA, MA Kashem, and SE Bilkis. “Sustainable Agriculture: A Challenge in Bangladesh”. International Journal of Agricultural Research, Innovation and Technology 1, no. 1-2 (February 22, 2013): 1-8. Accessed December 15, 2019. https://www.banglajol.info/index.php/IJARIT/article/view/13922.