Cita APA

Van Ameringen, M., & Pollack, M. H. (2012). Generalized anxiety disorder. Oxford University Press.

Chicago Edition Citation

Van Ameringen, Michael, i Mark H. Pollack. Generalized Anxiety Disorder. Oxford: Oxford University Press, 2012.

Cita MLA

Van Ameringen, Michael, i Mark H. Pollack. Generalized Anxiety Disorder. Oxford University Press, 2012.