Dyfyniad APA

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.

Dyfyniad Arddull Chicago

Sanchez, Bo, and 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.

Dyfyniad MLA

Sanchez, Bo, and 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.

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