TY  - BOOK
AU  - Dunlap,William J.
ED  - United States.
TI  - Sampling for organic chemicals and microorganisms in the subsurface
U1  - 363.7 
PY  - 1977///
CY  - Washington
PB  - Environmental Protection Agency
KW  - Environmental protection
N1  - EPA-660/2-77-176
ER  -