Pandey, Vivek Kumar, Pradeep Aggarwal, and Rakesh Kakkar. “Modified BG Prasad Socio-Economic Classification, Update - 2019”. Indian Journal of Community Health 31, no. 1 (March 31, 2019): 150–152. Accessed November 21, 2024. http://iapsmupuk.org/journal/index.php/IJCH/article/view/1055.