Nonhebel, Gordon Processes for air pollution control by specialist contributors, edited by G. Nonhebel. - Cleveland CRC Press [1972] - 697 p. illus. 25 cm. - International scientific series . 1964 ed. published under title: Gas purification processes. Bibliography: p. 668-692. LCCN: 75175142 Subjects--Topical Terms: Gases--Purification.Air--Purification.Air--Pollution. LC Class. No.: TP242 / .N66 1972 Dewey Class. No.: 665/.7