APA ציטוט

Johnston, M. W. (2008). Relationship selling. Boston: McGraw-Hill/Irwin.

Trích dẫn kiểu Chicago

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

ציטוט MLA

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