Citazione Stile APA (7a Edizione)

Warner, F., & Thrapp, R. (1972). Readings in controversial issues in education of the mentally retarded. MSS Information Corp.

Citazione stile Chigago Style (17a edizione)

Warner, Frank, e Robert Thrapp. Readings in Controversial Issues in Education of the Mentally Retarded. New York: MSS Information Corp, 1972.

Citatione MLA (8a ed.)

Warner, Frank, e Robert Thrapp. Readings in Controversial Issues in Education of the Mentally Retarded. MSS Information Corp, 1972.