TY  - BOOK
TI  - A proposed program for national action to combat mental retardation : : report to the President / 
PY  - 1965///
CY  - Washington : 
PB  - For sale by the Superintendent of Documents, U.S. Government Printing Office, 
KW  - მედიცინა
KW  - გონებრივი ჩამორჩენილობა
ER  -