TY  - BOOK
AU  - Drew,Clifford J.
AU  - Logan,Don R.
AU  - Hardman,Michael L.
TI  - Mental retardation: a life cycle approach 
SN  - 0675213576
PY  - 1992///
CY  - Columbus
PB  - Merrill
KW  - Mentally handicapped
KW  - United States
KW  - Mental retardation
ER  -