TY  - BOOK
T1  - NPDES compliance monitoring inspector training modulelaboratory analysis /
DA  - [1990]
CY  - Washington, DC :
CN  - EP 2.2:
PB  - Enforcement Division, Office of Water Enforcement and Permits, Enforcement Support Branch,
PP  - Washington, DC :
PY  - [1990]
N1  - "April 1990."
N1  - "August 1990"--Cover.
ID  - 248501
KW  - Water
KW  - Water quality management
TI  - NPDES compliance monitoring inspector training modulelaboratory analysis /
ER  -