Stam, H. J. (2012). Theoretical psychology: Contemporary readings. SAGE.
Dyfyniad Arddull ChicagoStam, Henderikus J. Theoretical Psychology: Contemporary Readings. Los Angeles ; London: SAGE, 2012.
Dyfyniad MLAStam, Henderikus J. Theoretical Psychology: Contemporary Readings. SAGE, 2012.
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