Style de citation APA (7e éd.)

Levin, G., & Roberts, E. B. (1976). The dynamics of human service delivery. Ballinger Publishing Co.

Style de citation Chicago (17e éd.)

Levin, Gilbert, et Edward B. Roberts. The Dynamics of Human Service Delivery. Cambridge, Mass: Ballinger Publishing Co, 1976.

Style de citation MLA (9e éd.)

Levin, Gilbert, et Edward B. Roberts. The Dynamics of Human Service Delivery. Ballinger Publishing Co, 1976.