Feldman, R. S. (2005). Understanding psychology (7th ed.). McGraw-Hill Higher Education.
Chicago-čujuhus (17. p.)Feldman, Robert S. Understanding Psychology. 7th ed. Boston: McGraw-Hill Higher Education, 2005.
MLA-čujuhus (9. p.)Feldman, Robert S. Understanding Psychology. 7th ed. McGraw-Hill Higher Education, 2005.
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