Cita APA (7th ed.)

Erickson, M. J. (1966). The mentally retarde child in the classroom. MacMillan.

Cita Chicago (17th ed.)

Erickson, Marion J. The Mentally Retarde Child in the Classroom. MacMillan, 1966.

Cita MLA (9th ed.)

Erickson, Marion J. The Mentally Retarde Child in the Classroom. MacMillan, 1966.