Tohutoro APA (7th ed.)

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

Tohutoru Kātū Chicago (17th ed.)

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

Tohutoro MLA (9th ed.)

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