National air pollutant emission estimates, 1940-1989
Publisher: U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards
Published: 1991
Place of publication: Research Triangle Park, N.C
Language: eng
Number of pages: 75
Subjects: Air; Pollution
Notes: "March 1991."

"EPA-450/4-91-004."

Includes bibliographical references (p. 72-74).