TY  - BOOK
AU  - Cleland,Charles Carr
TI  - Mental retardation: a developmental approach 
SN  - 0135765048
PY  - 1978///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Mental retardation
KW  - Mentally handicapped
KW  - Care
N1  - Includes bibliographies and index
ER  -