APA (7th ed.) Citation

ASMUNDSON & Taylor. (2005). It's not all in your head: How worrying about your health could be making you sick-and what you can do about it. Guilford Press.

Chicago Style (17th ed.) Citation

ASMUNDSON and Taylor. It's Not All in Your Head: How Worrying About Your Health Could Be Making You Sick-and What You Can Do About It. New York: Guilford Press, 2005.

MLA (9th ed.) Citation

ASMUNDSON and Taylor. It's Not All in Your Head: How Worrying About Your Health Could Be Making You Sick-and What You Can Do About It. Guilford Press, 2005.