TY  - BOOK
ED  - U. S. Department of Commerce. Bureau of the Census, 1980
TI  - Census of the population, 1980
PY  - 1980///
CY  - Washington, D.C.
PB  - Superintendent of Documents
KW  - Puerto Rico
KW  - Statistics, Vital
KW  - 1980
KW  - Local
N1  - General social and economic characteristics
ER  -