000 00442nam a2200157Ia 4500
082 _a304.6309034
_bF733.EO
100 _aForster, Colin, and Tucker, G. S. L.
245 _aEconomic opportunity and white American fertility ratios, 1800-1860.
_b
260 _aNew Haven
_bNew Haven University Press
_c1972
300 _ax, 121p.
500 _a
690 _a
700 _aTucker, G. S. L. ; jt. auth.
964 _a
_b
_c
_d
_e
_f
_g
921 _a304
999 _c304
_d304