Zastrow, C. (1993). Social work with groups: Using the class as a group leadership laboratory (3rd ed.). Nelson-Hall.
Chicago-čujuhus (17. p.)Zastrow, Charles. Social Work with Groups: Using the Class as a Group Leadership Laboratory. 3rd ed. Chicago: Nelson-Hall, 1993.
MLA-čujuhus (9. p.)Zastrow, Charles. Social Work with Groups: Using the Class as a Group Leadership Laboratory. 3rd ed. Nelson-Hall, 1993.
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