Encyclopaedia of Ecology, Environment and Pollution Control :
Swarup, R.
Encyclopaedia of Ecology, Environment and Pollution Control : Agriculture, Industry and the Environment. - New Delhi : Mittal Publications, 1992. - v, 472 p. ill. 22 cm
Vol X
8170993709 8170993601
Encyclopaedia of Ecology, Environment and Pollution Control.
REF 363.73903 SWA
Encyclopaedia of Ecology, Environment and Pollution Control : Agriculture, Industry and the Environment. - New Delhi : Mittal Publications, 1992. - v, 472 p. ill. 22 cm
Vol X
8170993709 8170993601
Encyclopaedia of Ecology, Environment and Pollution Control.
REF 363.73903 SWA