Trivedi, P.R.. Noise pollution / edited by P.R. Trivedi and Gurdeep Raj. - New Delhi : Akashdeep Publishing House , 1992. - iv, : ills ; 23cm . - Encyclopaedia of environmental science;22, ; . - Encyclopaedia of environmental science;22, ; . NULL ISBN: 8171582621 Rs.450.00 Subjects--Index Terms: NOISE POLLUTION Dewey Class. No.: 363.74 / TRI/N