Chitkara, M.G.
Encyclopaedia of ecology, environment and pollution M. G. Chitkara - New Delhi: APH Publishing, 1998. - 15 vols. set
HB
Eng
8170248809 8170248817
Environment-Encyclopaedias
Ecology-Encyclopaedias
Polution- Encyclopaedias
577.03 / CHE
Encyclopaedia of ecology, environment and pollution M. G. Chitkara - New Delhi: APH Publishing, 1998. - 15 vols. set
HB
Eng
8170248809 8170248817
Environment-Encyclopaedias
Ecology-Encyclopaedias
Polution- Encyclopaedias
577.03 / CHE