Deismireacht APA

Heppner, P. P. (2008). Research design in counseling. Belmont, CA: Thomson Brooks/Cole.

Trích dẫn kiểu Chicago

Heppner, P. Paul. Research Design in Counseling. Belmont, CA: Thomson Brooks/Cole, 2008.

Deismireacht MLA

Heppner, P. Paul. Research Design in Counseling. Belmont, CA: Thomson Brooks/Cole, 2008.

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