APA (7th ed.) Zitazioa
O'Leary, C. J. (1999). Counselling couples and families: A person-centred approach. Sage.
Chicago Style (17th ed.) Zitazioa
O'Leary, Charles J. Counselling Couples and Families: A Person-centred Approach. London ; Thousand Oaks, Calif.: Sage, 1999.
MLA (9th ed.) Zitazioa
O'Leary, Charles J. Counselling Couples and Families: A Person-centred Approach. Sage, 1999.
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