Hecker, J. E., & Thorpe, G. L. (1992). Agoraphobia and panic: A guide to psychological treatment. Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)Hecker, Jeffrey E., agus Geoffrey L. Thorpe. Agoraphobia and Panic: A Guide to Psychological Treatment. Boston: Allyn and Bacon, 1992.
Lua MLA (9ú heag.)Hecker, Jeffrey E., agus Geoffrey L. Thorpe. Agoraphobia and Panic: A Guide to Psychological Treatment. Allyn and Bacon, 1992.
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