National Association of Social Workers. (1994). Social work research. NASW Press.
Cita Chicago (17th ed.)National Association of Social Workers. Social Work Research. Washington, DC: NASW Press, 1994.
Cita MLA (9th ed.)National Association of Social Workers. Social Work Research. NASW Press, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.