Hansen, D. A. (1969). Explorations in Sociology and Counseling. Houghton Mifflin.
Chicago-čujuhus (17. p.)Hansen, Donald A. Explorations in Sociology and Counseling. Boston: Houghton Mifflin, 1969.
MLA-čujuhus (9. p.)Hansen, Donald A. Explorations in Sociology and Counseling. Houghton Mifflin, 1969.
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