1. About.com: Islam (2009). Beliefs & worship, clothing. Retrieved November 9, 20015, from http://islam.about.com/od/dress/p/clothing_reqs.htm.
2. The role played by socio-cultural factors in sports consumer behavior;Abdolmaleki;Annals of Applied Sport Science,2016
3. Religious beliefs and consumer behaviour: from loyalty to boycotts;Al-Hyari;Journal of Islamic Marketing,2012
4. Alsos, G. A., Isaksen, E.J., Softing, E. (2006), Youth enterprise experience and business start-up intentions, Paper presented at the 14th Nordic Conference on Small Business Research, Stockholm, May, pp. 11-13.
5. Andreff, W. (2009). The sports Goods Industry. In W. Andreff & S. Szymanski (Eds.), Handbook on the economics of sport (2nd ed.) (pp. 27-39). Cornwall: Edward Elgar Publishing Limited.