Citazione Stile APA (7a Edizione)

Heath, E. J. (1970). The mentally retarded student and guidance. Houghton Mifflin.

Citazione stile Chigago Style (17a edizione)

Heath, Earl J. The Mentally Retarded Student and Guidance. Boston: Houghton Mifflin, 1970.

Citatione MLA (9a ed.)

Heath, Earl J. The Mentally Retarded Student and Guidance. Houghton Mifflin, 1970.