Balaji, L., and T. S. Rani. “Welfare Amenities –An Empirical Study of Apgenco, R.T.P.P in Kadapa, Andhra Pradesh, India”. The International Journal of Business & Management, vol. 4, no. 6, June 2016, http://internationaljournalcorner.com/index.php/theijbm/article/view/126609.