Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.