Encyclopaedia of ecology, environment and pollution control
574.52603
S573E
Swarup, R (Ed.)_
 Encyclopaedia of ecology, environment and pollution control an introduction to man and his environment \ R Swarup - New Delhi : Mittal, 1992.
 v.1 (v, 416p)   ISBN: 81-7099-360-181-7099-361-X (v.1)
132273
  Subjects: Ecology-Encyclopaedias; Nature and nuture-Encyclopaedias; Pollution control-Encyclopaedias.

