Lua APA (7ú heag.)

Sobey, F. (1977). Changing roles in social work practice. Temple University Press.

Lua i Stíl Chicago (17ú heag.)

Sobey, Francine. Changing Roles in Social Work Practice. Philadelphia: Temple University Press, 1977.

Lua MLA (9ú heag.)

Sobey, Francine. Changing Roles in Social Work Practice. Temple University Press, 1977.

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