Arokiasamy, P., and K. Visweswara Rao. “Dietary Practices and Nutritional Status:A Case Study of the Rich and the Poor in Tamilnadu”. The Indian Journal of Nutrition and Dietetics, vol. 31, no. 2, Feb. 1994, pp. 30-39, http://informaticsjournals.com/index.php/ijnd/article/view/8061.