APA (7th ed.) Zitazioa
Parker, J., & Guest, D. L. (1999). The clinician's guide to 12-step programs: How, when, and why to refer a client. Auburn House.
Chicago Style (17th ed.) Zitazioa
Parker, Jan, eta Diana L. Guest. The Clinician's Guide to 12-step Programs: How, When, and Why to Refer a Client. Westport, Conn.: Auburn House, 1999.
MLA (9th ed.) Zitazioa
Parker, Jan, eta Diana L. Guest. The Clinician's Guide to 12-step Programs: How, When, and Why to Refer a Client. Auburn House, 1999.
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