TY  - BOOK
ED  - Continental Oil Company.
ED  - United States.
TI  - Microbiological treatment of acid mine drainage waters
U1  -  628.1683 
PY  - 1971///
CY  - Washington
PB  - U.S. Government Printing Office
KW  - Acid mine drainage
KW  - Sewage
KW  - Purification
KW  - Biological treatment
N1  - For the environmental protection agency
ER  -