1. Tadajewski.M, “A History of Marketing Thought”, Ch 2 in Contemporary Issues in Marketing and Consumer Behaviour, Elizabeth Parsons and Pauline Maclaran (eds), Routledge, 2009, pp 24-25
2. Sheth, J.N., “ History of Consumer Behaviour: a Marketing Perspective”, in Historical Perspective in Consumer Research: National and International Perspectives, Jagdish N. Sheth and Chin Tiong Tan (eds), Singapore, Association for Consumer Research, 1985, pp 5-7
3. N. Jemila Dani “ A study on consumer behaviour attitude towards online shopping” Asst. Prof. of Commerce, St. Alphonsa College of Arts and Science, Karinkal, Tamil Nadu (ITRMBS 2017).
4. Abhishek Sharma and Dr. Amit Kumar published book (Fundamentals of E-commerce” published by Sahitya Bhawan Publication, Agra.
5. www.google.com