TY  - BOOK
AU  - Chinn,Philip C.
AU  - Drew,Clifford J.
AU  - Logan,Don R.
TI  - Mental retardation: a life cycle approach 
SN  - 0801609607
PY  - 1975///
CY  - St. Louis
PB  - Mosby
KW  - Mentally handicapped
ER  -