(2003). Encyclopedia of social work, 19th edition, 2003 supplement. Washington, DC: Nasw Press.
Παραπομπή Chicago StyleEncyclopedia of Social Work, 19th Edition, 2003 Supplement. Washington, DC: Nasw Press, 2003.
Παραπομπή MLAEncyclopedia of Social Work, 19th Edition, 2003 Supplement. Washington, DC: Nasw Press, 2003.
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