International encyclopaedia of ecology and environment. Vol.8 : pollution monitoring and control.
Trivedi, Priya Ranjan & others
International encyclopaedia of ecology and environment. Vol.8 : pollution monitoring and control. - New Delhi Indian Inst. of Ecology & Environment 1994 - x,164,ixp.
333.7 / TRI
International encyclopaedia of ecology and environment. Vol.8 : pollution monitoring and control. - New Delhi Indian Inst. of Ecology & Environment 1994 - x,164,ixp.
333.7 / TRI