Women by number of own children under 5 years old : March 1969.
United States.Bureau of the Census.
[Washington, D.C.] : U.S. Dept. of Commerce, Bureau of the Census : For sale by the Supt. of Docs., U.S. Govt. Print. Off.,
1970.
Chiefly statistics.
Fertility, Human
Birth rate
Family size
Birth intervals
Women
Population growth