TY  - BOOK
AU  - Mortara, Giorgio
TI  - Characteristics of the demographic structure of the american countries
U1  - 312 19
PY  - 1964///
CY  - Estados Unidos
PB  - Pan American Union
KW  - Demografía
N1  - 102618; 15794; 116204; 4969; 51868; 1697
ER  -