Kiran, T. S., O. R. Sankar, C. Sekhar, and S. Reddy. “Customers’ Brand Preference towards Mobiles With Reference to Rural Market in Kurnool District”. The International Journal of Business & Management, vol. 4, no. 2, Feb. 2016, http://www.internationaljournalcorner.com/index.php/theijbm/article/view/126209.