1970 Census of Population: Characteristics of the population. Number of inhabitants. United States, 1. cilt,1. bölümU.S. Department of Commerce, Social and Economic Statistics Administration, Bureau of the Census, 1972 |
1970 Census of Population: Characteristics of the population. Number of inhabitants. United States, 1. cilt,1. bölümU.S. Department of Commerce, Social and Economic Statistics Administration, Bureau of the Census, 1972 |