APA citiranje

Richardson, L. (2006). The Sales Success Handbook. 20 Lessons to Open and Close Sales Now. McGraw Hill Companies Inc.

Trích dẫn kiểu Chicago

Richardson, Linda. The Sales Success Handbook. 20 Lessons to Open and Close Sales Now. McGraw Hill Companies Inc, 2006.

MLA citiranje

Richardson, Linda. The Sales Success Handbook. 20 Lessons to Open and Close Sales Now. McGraw Hill Companies Inc, 2006.