Whittaker, O. J. (1976). Introduction to psychology: Student's workbook to accompany (3rd ed.). W.B Saunders Co..
Čikaški stil citiranjaWhittaker, O James. Introduction to Psychology: Student's Workbook to Accompany. 3rd ed. USA: W.B Saunders Co., 1976.
MLA način citiranjaWhittaker, O James. Introduction to Psychology: Student's Workbook to Accompany. 3rd ed. W.B Saunders Co., 1976.
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