Cita APA (7a ed.)

Essau, C., & Ollendick, T. H. (2013). The Wiley-Blackwell handbook of the treatment of childhood and adolescent anxiety. Wiley.

Cita Chicago Style (17a ed.)

Essau, Cecilia, y Thomas H. Ollendick. The Wiley-Blackwell Handbook of the Treatment of Childhood and Adolescent Anxiety. Chichester [England] ; Malden, Mass.: Wiley, 2013.

Cita MLA (9a ed.)

Essau, Cecilia, y Thomas H. Ollendick. The Wiley-Blackwell Handbook of the Treatment of Childhood and Adolescent Anxiety. Wiley, 2013.