Dyfyniad APA
Hutt, M. L., & Gibby, R. G. (1965). The mentally retarded child, development, education, and treatment (2nd ed.). Allyn and Bacon.
Dyfyniad Arddull Chicago
Hutt, Max L., and Robert Gwyn Gibby. The Mentally Retarded Child, Development, Education, and Treatment. 2nd ed. Boston: Allyn and Bacon, 1965.
Dyfyniad MLA
Hutt, Max L., and Robert Gwyn Gibby. The Mentally Retarded Child, Development, Education, and Treatment. 2nd ed. Allyn and Bacon, 1965.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.