TY  - BOOK
ED  - Junta de Calidad Ambiental de Puerto Rico.
TI  - Underground injection control regulation
PY  - 1983///
CY  - San Juan, P. R.
PB  - Environmental Quality Board
KW  - Water, Under ground
KW  - Puerto Rico
KW  - Purification
KW  - Local
KW  - Water purification
KW  - Water quality
KW  - Quality
N1  - Cover title
ER  -