TY  - JOUR
A1  - Billy, J.O.G.
A1  - Moore, D.E.
T1  - A multilevel analysis of marital and nonmarital fertility in the U.S.
Y1  - 1992
DO  - 10.2307/2580198
JF  - Social Forces
VL  - 70
IS  - 4

ER  -