Sobey, F. (1977). Changing roles in social work practice. Temple University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSobey, Francine. Changing Roles in Social Work Practice. Philadelphia: Temple University Press, 1977.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSobey, Francine. Changing Roles in Social Work Practice. Temple University Press, 1977.
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