Imbriale, R. (2007). Motivational marketing: How to effectively motivate your prospects to buy now, buy more, and tell their friends too! John Wiley & Sons.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)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.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Imbriale, Robert. Motivational Marketing: How to Effectively Motivate Your Prospects to Buy Now, Buy More, and Tell Their Friends Too! John Wiley & Sons, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.