Determination of air quality : proceedings of the ACS Symposium on Detemination of Air Quality held in Los Angeles, Califarnia, April 1-2, 1971 / edited by Gleb Mamantov and W. D. Shults. - New York : Plenum Press, 1972. - xii, 197 p. : ISBN: 0306305712 Subjects--Topical Terms: Air quality. Dewey Class. No.: 628.53 / De