Tracy, B. (2012). The power of self-confidence: Become unstoppable, irresistible, and unafraid in every area of your life (Unabridged.). Ascent Audio.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTracy, Brian. The Power of Self-confidence: Become Unstoppable, Irresistible, and Unafraid in Every Area of Your Life. Unabridged. Rego Park: Ascent Audio, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रTracy, Brian. The Power of Self-confidence: Become Unstoppable, Irresistible, and Unafraid in Every Area of Your Life. Unabridged. Ascent Audio, 2012.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.