· Baker, M.J., The pursuit of quality, Baker, M.J, Marketing Book, Butterworth-Heinemann, 1997
· Biel, A.L., Love the Ad, Buy the Product?, Admap, September, 1990
· Biong, H. & Selnes, F., Relational Selling Behavior and Skills in Long-term Industrial Buyer-Seller Relationships, International Business Review, Vol. 4, No. 4, 1995
· Buchanan, R. & Gilles, C., Value Managed Relationships: The Key to Customer Retention and Profitability, Payne, A., Christopher, M., Clark, M. & Peck, H., Relationship Marketing for Competitive Advantage, Butterworth-Heinemann, 1995
· Brown, S., Bell, J. & Carson, D., Marketing Apocalypse, Routledge, 1996
· Christopher, M., Payne, A. & Ballantyne, D., Relationship Marketing, Butterworth-Heinemann, 1991
· Carson, D., Cromie, S., McGowan, P. & Hill, J., Marketing and Entrepreneurship in SMEs, Prentice Hall, 1995
· Cranfield School of Management, Marketing Management, Macmillan Business, 2000
· Carson, D., Cromie, S., McGowan, P. & Hill, J., Marketing and Entrepreneurship in SMEs, Prentice Hall, 1995
· Doyle, P., Marketing in the new millennium, European Journal of Marketing, Vol. 29. No. 13, 1995
· Kotler, P., Armstrong, G., Saunders, J. & Wong, V., Principles of Marketing, Prentice Hall, 2001
· Maister, D., Marketing to Existing Clients, , Payne, A., Christopher, M., Clark, M. & Peck, H., Relationship Marketing for Competitive Advantage, Butterworth-Heinemann, 1995
· Morgan, R.M. & Hunt, S.D., The Commitment-Trust Theory of Relationship Marketing, Journal of Marketing, Vol. 58, July 1994
· Palmer, A. J., Relationship Marketing: Local Implementation of a Universal Concept, International Business Review, Vol. 4, No. 4, 1995
· Payne, A., Relationship Marketing: Managing Multiple Marketing, Cranfield School of Management, Marketing Management, Macmillan Business, 2000
· Payne, A., Customer Retention, Cranfield School of Management, Marketing Management, Macmillan Business, 2000
· Payne, A., Christopher, M., Clark, M. & Peck, H., Relationship Marketing for Competitive Advantage, Butterworth-Heinemann, 1995
· Parvatiyar, A. & Sheth, J.N., Paradigm Shift in Interfirm Marketing Relationships, Research in Marketing, Vol. 13, 1997
· Postma, P., The New Marketing Era, McGraw-Hill, 1999
· Rosenberg, L.J & Czepiel, J.A., A Marketing Approach for Customer Retention, Payne, A., Christopher, M., Clark, M. & Peck, H., Relationship Marketing for Competitive Advantage, Butterworth-Heinemann, 1995
· Reichheld, F., Loyalty and the Re<font color=aaaaff>..</font>