Citazione APA

 Nunziata, J. (2007).  Spiritual selling: How to use the attractor sales system to create abundance in your business.  John Wiley & Sons.

Stile di citazione Chicago

 Nunziata, Joe.  Spiritual Selling: How to Use the Attractor Sales System to Create Abundance in Your Business.  John Wiley & Sons, 2007.

Citazione MLA

 Nunziata, Joe.  Spiritual Selling: How to Use the Attractor Sales System to Create Abundance in Your Business.  John Wiley & Sons, 2007.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.