APA (7th ed.) Citation

Heimberg, R. G., Turk, C. L., & Mennin, D. S. (2004). Generalized anxiety disorder: Advances in research and practice. The Guilford Press.

Chicago Style (17th ed.) Citation

Heimberg, Richard G., Cynthia L. Turk, and Douglas S. Mennin. Generalized Anxiety Disorder: Advances in Research and Practice. New York ; London: The Guilford Press, 2004.

MLA (9th ed.) Citation

Heimberg, Richard G., et al. Generalized Anxiety Disorder: Advances in Research and Practice. The Guilford Press, 2004.