KARPEL, M. A. (1986). Family resources: The hidden partner in family therapy. The Guilford.
Lua i Stíl Chicago (17ú heag.)KARPEL, Mark A. Family Resources: The Hidden Partner in Family Therapy. New York: The Guilford, 1986.
Lua MLA (9ú heag.)KARPEL, Mark A. Family Resources: The Hidden Partner in Family Therapy. The Guilford, 1986.
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