Παραπομπή APA

Whiston, S. C. (2009). Principles and applications of assessment in counseling. Australia: Brooks/Cole, Cengage Learning.

Παραπομπή Chicago Style

Whiston, Susan C. Principles and Applications of Assessment in Counseling. Australia: Brooks/Cole, Cengage Learning, 2009.

Παραπομπή MLA

Whiston, Susan C. Principles and Applications of Assessment in Counseling. Australia: Brooks/Cole, Cengage Learning, 2009.

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