Hutt,Max L. The Mentally Retarded Child, : / Max L.Hutt and Robert Gwyn Gibby. - development, education and guidance . - - Boston : Allyn and Bacon, 1958 xii,334 p. : illus,tables
Fifth Printing 1961
* * Special Education * Students With Mental Retardation * Gibby,Robert Gwyn,auth. *