APA (7th ed.) Zitazioa
Hoffman, L. (1981). Foundations of family therapy: A conceptual framework for systems change. Basic books.
Chicago Style (17th ed.) Zitazioa
Hoffman, Lynn. Foundations of Family Therapy: A Conceptual Framework for Systems Change. New York: Basic books, 1981.
MLA (9th ed.) Zitazioa
Hoffman, Lynn. Foundations of Family Therapy: A Conceptual Framework for Systems Change. Basic books, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.