Encyclopaedia of ecology, environment & pollution control 17 Environmental air and water analysis /
Encyclopaedia of ecology, environment & pollution control 17 Environmental air and water analysis /
R.Swarup,S.N.Mishra,V.P.Jauhari.
- New Delhi: Mittal Publications, 1992
- 311 p. : ill. ; 18 cm.
8170993776
Environmental policy-Social aspects.
304.203
8170993776
Environmental policy-Social aspects.
304.203