Não informado. (1978). Social work in education. National Association of Social Workers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Social Work in Education. Silver Spring, Md: National Association of Social Workers, 1978.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Social Work in Education. National Association of Social Workers, 1978.
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