Subsurface contamination reference guide.
APA Citation
United States. Environmental Protection Agency. Office of Emergency and Remedial Response. (1990). Subsurface contamination reference guide. Washington, D.C.: Office of Emergency and Remedial Response, U.S. Environmental Protection Agency.
MLA Citation
United States. Environmental Protection Agency. Office of Emergency and Remedial Response. Subsurface Contamination Reference Guide. Washington, D.C.: Office of Emergency and Remedial Response, U.S. Environmental Protection Agency, 1990.
Warning: These citations may not always be complete (especially for serials).