Cita APA (7a ed.)

Kahn, J. H., & Earle, E. (1982). The cry for help, and the professional response. Pergamon Press.

Cita Chicago Style (17a ed.)

Kahn, Jack H., y Elspeth Earle. The Cry for Help, and the Professional Response. Oxford [Oxfordshire]; New York: Pergamon Press, 1982.

Cita MLA (9a ed.)

Kahn, Jack H., y Elspeth Earle. The Cry for Help, and the Professional Response. Pergamon Press, 1982.