Ruitenbeek, H. M. (1964). Varieties of modern social theory. Dutton.
Chicago-čujuhus (17. p.)Ruitenbeek, Hendrik Marinus. Varieties of Modern Social Theory. New York: Dutton, 1964.
MLA-čujuhus (9. p.)Ruitenbeek, Hendrik Marinus. Varieties of Modern Social Theory. Dutton, 1964.
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