Sanchez, B., & Sanchez, E. J. (2009). Don't worry, be happy: 7 secrets to achieve your dreams and enjoy great happiness today. Sheperd's Voice Publication, Inc.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSanchez, Bo, और Enriquez Jr Sanchez. Don't Worry, Be Happy: 7 Secrets to Achieve Your Dreams and Enjoy Great Happiness Today. Quezon City: Sheperd's Voice Publication, Inc, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSanchez, Bo, और Enriquez Jr Sanchez. Don't Worry, Be Happy: 7 Secrets to Achieve Your Dreams and Enjoy Great Happiness Today. Sheperd's Voice Publication, Inc, 2009.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.