TY  - BOOK
AU  - 
ED  - Puerto Rico.
TI  - A pollution study of Portugues River
PY  - 1969///
CY  - Mayagüez, P.R.]
KW  - Water
KW  - Pollution
KW  - Local
KW  - Rivers
KW  - Puerto Rico
KW  - Portugues River, Puerto Rico
N1  - Mimeographed
ER  -