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1gan Feldman, Robert S. (Robert Stephen), 1947-
Cyhoeddwyd 2021Revised edition of the author's Understanding psychology, c2018.Llyfr -
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5gan Feldman, Robert S. (Robert Stephen), 1947-
Cyhoeddwyd 2002Accompanying CD-ROM includes student guide to test preparation titled "Making the grade."Llyfr -
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7gan Feldman, Robert S. (Robert Stephen), 1947-
Cyhoeddwyd 1997Abridged ed. of: Understanding psychology. 4th ed. c1996.Llyfr