TY  - JOUR
A1  - Smith, D.S. 
T1  - The number and quality of children: Education and marital fertility in early twentieth-century Iowa
Y1  - 1996
DO  - 10.1353/jsh/30.2.367
JF  - Journal of Social History 
VL  - 30
IS  - 2
SP  - 367
EP  - -392

ER  -