Rob yeung. (2008). Confidence: The art of getting whatever you want. Pearson education.
استشهاد بنمط شيكاغوRob yeung. Confidence: The Art of Getting Whatever You Want. New delhi: Pearson education, 2008.
MLA استشهادRob yeung. Confidence: The Art of Getting Whatever You Want. Pearson education, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.