1. Arora A., Kaul V. (2005, March 2). The dark side of call centers! Retrieved May 29, 2011, from http://www.rediff.com/money/2005/mar/02guest.htm.
2. ASSOCHAM. (2005). Night shift for women: growth and opportunities. Research Study Conducted by the Associated Chambers of Commerce and Industry of India sponsored by the National Commission for Women. Retrieved May 11, 2011, from https://ncwapps.nic.in/pdfreports/NIGHT%20SHIFT%20FOR%20WOMEN.pdf.