Sommers-Flanagan, J., & Sommers-Flanagan, R. (2004). Counseling and psychotherapy theories in context and practice: Skills, strategies and techniques. John Wiley and Sons.
Παραπομπή σε μορφή Chicago (17η εκδ.)Sommers-Flanagan, John, και Rita Sommers-Flanagan. Counseling and Psychotherapy Theories in Context and Practice: Skills, Strategies and Techniques. New Jersey: John Wiley and Sons, 2004.
Παραπομπή σε μορφή MLA (8th εκδ.)Sommers-Flanagan, John, και Rita Sommers-Flanagan. Counseling and Psychotherapy Theories in Context and Practice: Skills, Strategies and Techniques. John Wiley and Sons, 2004.
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