Citace podle APA

Len Sperry. (2010). Core competencies in counseling and psychotherpay: Becoming a highly competent and effective therapist. Routledge.

Styl Chicago

Len Sperry. Core Competencies in Counseling and Psychotherpay: Becoming a Highly Competent and Effective Therapist. New York: Routledge, 2010.

Citace podle MLA

Len Sperry. Core Competencies in Counseling and Psychotherpay: Becoming a Highly Competent and Effective Therapist. Routledge, 2010.

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