Hutt, M. L., & Robert, G. G. (1976). The mentally retarded child development education and treatment. Allyn and Bacon.
Dyfyniad Arddull ChicagoHutt, Max L., and G. Gibby Robert. The Mentally Retarded Child Development Education and Treatment. Allyn and Bacon, 1976.
Dyfyniad MLAHutt, Max L., and G. Gibby Robert. The Mentally Retarded Child Development Education and Treatment. Allyn and Bacon, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.