Imbriale, R. (2007). Motivational marketing: How to effectively motivate your prospects to buy now, buy more, and tell their friends too! John Wiley & Sons.
Chicago-referens (17:e uppl.)Imbriale, Robert. Motivational Marketing: How to Effectively Motivate Your Prospects to Buy Now, Buy More, and Tell Their Friends Too! Hoboken, N.J.: John Wiley & Sons, 2007.
MLA-referens (8:e uppl.)Imbriale, Robert. Motivational Marketing: How to Effectively Motivate Your Prospects to Buy Now, Buy More, and Tell Their Friends Too! John Wiley & Sons, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.