APA-viite

Germain Carel B & Gitterman Alex. (2008). The life model of social work practice. Columbia University Press.

Chicago-tyylinen lähdeviittaus

Germain Carel B ja Gitterman Alex. The Life Model of Social Work Practice. New York: Columbia University Press, 2008.

MLA-viite

Germain Carel B ja Gitterman Alex. The Life Model of Social Work Practice. Columbia University Press, 2008.