APA (7th ed.) Zitazioa
Marshall, S. (2004). Difference and discrimination in psychotherapy and counselling. SAGE.
Chicago Style (17th ed.) Zitazioa
Marshall, Sue. Difference and Discrimination in Psychotherapy and Counselling. London ; Thousand Oaks: SAGE, 2004.
MLA (9th ed.) Zitazioa
Marshall, Sue. Difference and Discrimination in Psychotherapy and Counselling. SAGE, 2004.
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