Citazione APA

National Association of Social Workers. (2006). Social work speaks: National Association of Social Workers policy statements, 2006-2009. Washington, DC: NASW Press.

Stile di citazione Chicago

National Association of Social Workers. Social Work Speaks: National Association of Social Workers Policy Statements, 2006-2009. Washington, DC: NASW Press, 2006.

Citazione MLA

National Association of Social Workers. Social Work Speaks: National Association of Social Workers Policy Statements, 2006-2009. Washington, DC: NASW Press, 2006.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.