APA Edition Citation

Costell, J. (2007). Science of sale success: A proven system for high-profit , repeatable results.

Chicago Edition Citation

Costell, Josh. Science of Sale Success: A Proven System for High-profit , Repeatable Results. Prentice Hall, 2007.

MLA Edition Citation

Costell, Josh. Science of Sale Success: A Proven System for High-profit , Repeatable Results. 2007.

Warning: These citations may not always be 100% accurate.