R. R. Prajapati , S. M. Patel , Arnab Biswas and M. R. Prajapati. “Perception of Farmers About Quality Seed”. Indian Journal of Extension Education, vol. 53, no. 2, June 2017, pp. 35-40, https://epubs.icar.org.in/index.php/IJEE/article/view/143920.