Gregory, R. J. (2017). Psychological testing: : history, principles and applications (7th ed.). Pearson India.
Chicago Style citaatGregory, Robert J. Psychological Testing: : History, Principles and Applications. 7th ed. Noida: Pearson India, 2017.
MLA citatieGregory, Robert J. Psychological Testing: : History, Principles and Applications. 7th ed. Pearson India, 2017.
Let op: Deze citaties zijn niet altijd 100% accuraat.