APA (7th ed.) Citation

Johnston, M. W., & Marshall, G. W. (2008). Relationship selling. McGraw-Hill/Irwin.

Chicago Style (17th ed.) Citation

Johnston, Mark W., and Greg W. Marshall. Relationship Selling. Boston: McGraw-Hill/Irwin, 2008.

MLA (9th ed.) Citation

Johnston, Mark W., and Greg W. Marshall. Relationship Selling. McGraw-Hill/Irwin, 2008.