Carnegie, D. (2009). How to Win Friends and Influence People. Harmony Books.
استشهاد بنمط شيكاغوCarnegie, Dale. How to Win Friends and Influence People. Kozhikode: Harmony Books, 2009.
MLA استشهادCarnegie, Dale. How to Win Friends and Influence People. Harmony Books, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.