Bhattacharjee, U., A. Saha, P. K. Tiwari, D. S. Dhakre, and R. K. Gupta. “Achievement Motivation of Organic Farmers of Birbhum District of West Bengal”. Indian Journal of Extension Education, vol. 57, no. 1, Dec. 2020, pp. 38-42, https://epubs.icar.org.in/index.php/IJEE/article/view/110286.