TY  - BOOK
ED  - United Statistics
TI  - Vital statistics in the United States: Natality,
U1  - 016.310973 
PY  - 1977///
CY  - Washington, D.C.
PB  - United States Government Printing Office
KW  - Vital statistics
KW  - Bibliography
N1  - Running tittle : Vital statistics in the United States; Library has v.1
ER  -