TY  - BOOK
AU  - Estados Unidos
TI  - Census of population,: characteristics of the population : United States Summary 
SN  - 0405077297
AV  - HA 201.1960 B87.1976
PY  - 1976///
CY  - New York
PB  - Arno
KW  - Estados Unidos
KW  - Población
KW  - Censos
N1  - "Reprint of v.1. pt. 1. of the 1961 ed. published by the Bureau of the Census, Washington
ER  -