(1997). Encyclopedia of social work, 19th edition, 1997 supplement. Washington, DC: Nasw Press.
शिकागो स्टाइल उद्धरणEncyclopedia of Social Work, 19th Edition, 1997 Supplement. Washington, DC: Nasw Press, 1997.
एमएलए उद्धरणEncyclopedia of Social Work, 19th Edition, 1997 Supplement. Washington, DC: Nasw Press, 1997.
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