Shulman, L. (2012). The skills of helping individuals, families, groups, and communities. (International ed.).
Citace podle Chicago (17th ed.)Shulman, Lawrence. The Skills of Helping Individuals, Families, Groups, and Communities. International ed. 2012.
Citace podle MLA (9th ed.)Shulman, Lawrence. The Skills of Helping Individuals, Families, Groups, and Communities. International ed. 2012.
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