• Annual Surveys of India’s Direct Selling Industry, 2015-16.
• Baker, M.J. (1984). Macmillan dictionary of marketing & advertising, New York: Nicholas Publishing Company.
• Bannett, P.D. (1988). Dictionary of marketing terms, Chicago: American Marketing Association.
• Charles W. King; James W. Robinson (2000). The New Professionals. Prima Publishing. p. 80.
• Direct to home - Economy News - Issue Date: Jul 28, 2003.
• Direct Selling in India, Annual survey report, 2016-17.
• Fair Trade Commission report, (FTC, 1998).
• Hossan, F., Ahammad, I., & Ferdous, L. (2012), A Conceptual Evaluation of Traditional and Multi-level Marketing, World Journal of Social Science. 2(4), 34-43.
• Indian Direct Selling Association (IDSA) Direct, 2016.
• Jyoti, J. (2013). Network Marketing- Reality, Myth, Dream or A Success Mechanism: A Review. Journal of Management and Science, 3(1), 119-125.
• Jyoti, J. (2018). Multilevel Marketing- History, Global Eminence and Presidium: A Review. Published in the proceedings of DGHE sponsored National Seminar at GC, Karnal.
• Jyoti, J. (2019). Multilevel Marketing - The Concept, Definitions and Indian Journey: A Review. Published in the proceedings of National Seminar at DAV PG College, Karnal.
• Koehn, D. (2001). Ethical issues connected with Multilevel Marketing schemes. Journal of Business Ethics, 29(1/2), 153-160.
• KPMG, FICCI report, 2014.
• Poe, R. (1995). Wave Three: The New Era in Network Marketing. Rocklin, CA. Prima Publishing.
• Roller, D. (1989). How to Make Big Money in Multi-level Marketing, Prentice Hall.
• Sparks, J.R. and Schenk, J.A. (2006), “Socialization communication, organizational citizenship behaviours, and sales in a multilevel marketing organization”, Journal of Personal Selling and Sales Management, 26(2), 161-180.
• Taylor, J. M. (2011). The Case (for and) against Multilevel Marketing, chapter 2: MLM Definitions and Legitimacy - what MLM is - and is not, 1-49.