Cita APA (7a ed.)

Levine, M., & Levine, A. (1970). A social history of helping services: Clinic, court, school and community. Appleton-Century-Crofts.

Cita Chicago Style (17a ed.)

Levine, Murray, y Adeline Levine. A Social History of Helping Services: Clinic, Court, School and Community. New York: Appleton-Century-Crofts, 1970.

Cita MLA (8a ed.)

Levine, Murray, y Adeline Levine. A Social History of Helping Services: Clinic, Court, School and Community. Appleton-Century-Crofts, 1970.