APA (7th ed.) Citation

Treat, C. (2008). How to be your best when you feel your worst. Berkley Praise.

Chicago Style (17th ed.) Citation

Treat, Casey. How to Be Your Best When You Feel Your Worst. New York: Berkley Praise, 2008.

MLA (9th ed.) Citation

Treat, Casey. How to Be Your Best When You Feel Your Worst. Berkley Praise, 2008.

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