TY  - BOOK
T1  - EPA pilot national environmental profile, 1977.
DA  - 1980.
CY  - Washington, D. C. :
CN  - TD171 .U56
CN  - TD171
PB  - Office of the Administrator, United States Environmental Protection Agency,
PP  - Washington, D. C. :
PY  - 1980.
ID  - 33013
KW  - Environmental protection
TI  - EPA pilot national environmental profile, 1977.
ER  -