APA (7th ed.) Citation

Van der Hart, W., & Waller, R. (2013). The end of worry: Why we worry and how to stop (1st Howard Books trade pbk. ed.). Howard Books.

Chicago Style (17th ed.) Citation

Van der Hart, Will, and Rob Waller. The End of Worry: Why We Worry and How to Stop. 1st Howard Books trade pbk. ed. New York: Howard Books, 2013.

MLA (8th ed.) Citation

Van der Hart, Will, and Rob Waller. The End of Worry: Why We Worry and How to Stop. 1st Howard Books trade pbk. ed. Howard Books, 2013.

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