Cita APA (7th ed.)
Allen, D. (2005). Skyrocketing sales!: The ultimate guide to boosting your confidence and exceeding your goals. Dearborn Trade.
Cita Chicago (17th ed.)
Allen, Debbie. Skyrocketing Sales!: The Ultimate Guide to Boosting Your Confidence and Exceeding Your Goals. Chicago, IL: Dearborn Trade, 2005.
Cita MLA (9th ed.)
Allen, Debbie. Skyrocketing Sales!: The Ultimate Guide to Boosting Your Confidence and Exceeding Your Goals. Dearborn Trade, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.