PANDEY B N Biodiversity conservation, environmental pollution and ecology 2 Vol set - New Delhi A P H Publication 2015 - xiii, 267p cm. Bibliography: P 199-221 ISBN: 8176483745 2970.75 Source: IN2262, 16/02/2016, R K Books General Book Dewey Class. No.: U:(G:55)k, Q5.1-2/RR