National Association of Social Workers. (1994). Social work research. NASW Press.
Citazione stile Chigago Style (17a edizione)National Association of Social Workers. Social Work Research. Washington, DC: NASW Press, 1994.
Citatione MLA (9a ed.)National Association of Social Workers. Social Work Research. NASW Press, 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.