Drummond, R. J., Sheperis, C., & Jones, K. D. (2020). Assessment procedures for counselors and helping professionals (9th ed.). Pearson.
Chicago Style (17. basım) AtıfDrummond, Robert J., Carl Sheperis, ve Karyn Dayle Jones. Assessment Procedures for Counselors and Helping Professionals. 9th ed. Boston: Pearson, 2020.
MLA (9th ed.) AtıfDrummond, Robert J., et al. Assessment Procedures for Counselors and Helping Professionals. 9th ed. Pearson, 2020.
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