An introduction to man and his environment
edited by R. Swarup, S.N. Mishra and V.P. Jauhari
- New Delhi Mittal 1992
- 416p.
Envyclopaedia of ecology, environment and pollution control
Pollution
O91 Sw26 (R)/ v.1
Envyclopaedia of ecology, environment and pollution control
Pollution
O91 Sw26 (R)/ v.1