Inter-noise 77; proceeding Edited by Eric J. Rathe.. - [Poughkeepsie? N.Y., 1977] - iv, 134 p. illus. 26 cm. Bibliography: p. 130-134. Subjects--Topical Terms: Noise control. LC Class. No.: TD892 / .I58 1972b Dewey Class. No.: 620.23 RAT