Cita APA (7a ed.)

Begab, M. J., & Richardson, S. A. (1975). The mentally retarded and society. University Park.

Cita Chicago Style (17a ed.)

Begab, Michael J., y Stephen A. Richardson. The Mentally Retarded and Society. Baltimore: University Park, 1975.

Cita MLA (8a ed.)

Begab, Michael J., y Stephen A. Richardson. The Mentally Retarded and Society. University Park, 1975.