Knaus, W. J. (2006). The cognitive behavioral workbook for depression: A step-by-step program. New Harbinger Publications.
Chicago-viite (17. p.)Knaus, William J. The Cognitive Behavioral Workbook for Depression: A Step-by-step Program. Oakland, CA: New Harbinger Publications, 2006.
MLA-viite (9. p.)Knaus, William J. The Cognitive Behavioral Workbook for Depression: A Step-by-step Program. New Harbinger Publications, 2006.
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