APA (7th ed.) Citation

Cher, T. A. (2012). Why Worry?Be Happy!: A Teenagers's guide to achieving joy and happiness. Sheth Publishing House.

Chicago Style (17th ed.) Citation

Cher, Teo Aik. Why Worry?Be Happy!: A Teenagers's Guide to Achieving Joy and Happiness. Singapore: Sheth Publishing House, 2012.

MLA (9th ed.) Citation

Cher, Teo Aik. Why Worry?Be Happy!: A Teenagers's Guide to Achieving Joy and Happiness. Sheth Publishing House, 2012.

Warning: These citations may not always be 100% accurate.