Washington, DC : U.S. Environmental Protection Agency, Office of Enforcement and Compliance Assurance, [1999]
Physical Details
1 volume (various pagings) : illustrations ; 28 cm
OCLC
ocm41557617
Cover title.
"February 1999."
"EPA 315-B-98-011."
"Technical research, writing, editing, and document design/layout support was provided by SciComm, Inc. under EPA contract no. 68-W6-0017"--P. [2] of cover.