TY  - JOUR
A1  - Vinovskis, M.A.
T1  - Socioeconomic determinants of interstate fertility differentials in the United States in 1850 and 1860
Y1  - 1976
DO  - 10.2307/202662
JF  - Journal of Interdisciplinary History 
VL  - 6
IS  - 3

ER  -