na INLIS000000000001263 0010-0124000949 Encyclopaedia of World environment vol. 1: Ecology A.P.H. Publishing Corporation P.R. Trivedi New Delhi A.P.H. Publishing Corporation 2002 v, 311 p. : ills. ; 22 cm. 81-7648-041-x Ref. 577.4(03) TRI e v-1 ENVIRONMENT WORLD ENCYCLOPEDIA ECOLOGY REF. 092/2004