Dyfyniad APA

National Association of Social Workers. (1994). Social work research. NASW Press.

Dyfyniad Arddull Chicago

National Association of Social Workers. Social Work Research. Washington, DC: NASW Press, 1994.

Dyfyniad MLA

National Association of Social Workers. Social Work Research. NASW Press, 1994.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.