TY  - RPRT
A1  - Ventura, S.J.
A1  - Bachrach, C.A.
T1  - Nonmarital Childbearing in the United States, 1940-1999
Y1  - 2000
PB  - National Center for Health Statistics
CY  - Hyattsville, MD
T3  - National Vital Statistics Reports Vol. 48
IS  - No. 16

ER  -