Environmental information systems directory
Subtitle: an inventory of environmental systems.
Contributors: United States. Environmental Protection Agency. Management Information and Data Systems Division.
Publisher: National Technical Information Service
Published: 1976
Place of publication: Springfield, Va
Language: eng
Number of pages: 105
Subjects: Environmental protection -- United States -- Information services -- Directories.
Notes: Directory put together by U.S. Environmental Protection Agency, Management Information and Data Systems Division.

"PB 251 170."

Microfiche.  Springfield, Va. : NTIS, 1976. -- 1 sheet.