Differential current fertility in the United States

Xehetasun bibliografikoak
Egile nagusia:	Cho, Lee-Jay
Beste egile batzuk:	Bogue, Donald J., Grabill, Wilson H.
Formatua:	Liburua
Hizkuntza:	ingelesa
Argitaratua:	Chicago Community Family Study Center 1970.
Gaiak:	Fertility, Human > United States. United States > Population. United States > Statistics, Vital.