Cita APA (7th ed.)

Robinson, H. B. (1965). The mentally retarded child: A psychological approach. McGraw-Hill.

Cita Chicago (17th ed.)

Robinson, Halbert B. The Mentally Retarded Child: A Psychological Approach. New York: McGraw-Hill, 1965.

Cita MLA (9th ed.)

Robinson, Halbert B. The Mentally Retarded Child: A Psychological Approach. McGraw-Hill, 1965.