00469nam a2200145Ia 4500008004100000010001200041040001700053082002300070100002600093245006000119260004600179300001400225650006200239700002200301190327s9999||||xx |||||||||||||| ||und||  a58-5991  aNITILcNITIL  221sta362.3bD255M  aDavies,Stanley Powell 4aThe Mentally retarded in societycStanley Powell Davies  aNew YorkbColumbia University Pressc1959  avi, 248p.  aMentally handicapped; Mentally handicapped-Rehabilitation  aEcob, Katharine G