1. https://www.boundless.com/marketing/textbooks/boundless-marketing-textbook/ introduction -to- marketing-1
2. Kohli, A.K.; Jaworski B.J. & Kumar A.(1993). MARKOR: A measure of market Orientation. Journal of Marketing Research, 30(4), 467-477.
3. Narver, J.C. & Slater, S.F. (1990). The effect of a market orientation on business profitability. Journal of Marketing, 54(4), 20-34.
4. Deshpande R., Farley J. U., Webster F. E. Jr. (1993). Corporate culture, customer orientation, and innovativeness. Journal of Marketing, 57(1),23-37.
5. http://smallbusiness.chron.com/difference-between-market-orientation-sales-orientation-25893.html
6. McCarthy, Jerome E. (1964). Basic Marketing. A Managerial Approach. Homewood, IL: Irwin.
7. Kerin, Roger A. (2012). Marketing: The Core. McGaw-Hill Ryerson. p. 31.
8. Kotler, Philip & Keller, L. Kevin (2012). Marketing Management 14e. Pearson Education Limited 2012
9. Solis, Brian (2011) Engage!: The Complete Guide for Brands and Businesses to Build, Cultivate, and Measure Success in the New Web, John Wiley & Sons, Inc. pp.201-202.
10. Dev, Chekitan S.; Don E. Schultz (January–February 2005). "In the Mix: A Customer-Focused Approach Can Bring the Current Marketing Mix into the 21st Century". Marketing Management 14 (1).
11. Dacko, Scott G. (2008). The advanced dictionary of marketing. pp. 377–378.ISBN 0-19-928600-0.