Cita APA (7a ed.)

National Institute for Social Work Training. National Institute for Social Work Training series. Allen & Unwin.

Cita Chicago Style (17a ed.)

National Institute for Social Work Training. National Institute for Social Work Training Series. London: Allen & Unwin.

Cita MLA (9a ed.)

National Institute for Social Work Training. National Institute for Social Work Training Series. Allen & Unwin.

Precaución: Estas citas no son 100% exactas.