Encyclopaedia of Environment, Pollution, Planning and Conservation. Vol 1
Trivedi, P R
Encyclopaedia of Environment, Pollution, Planning and Conservation. Vol 1 State of India's Environment - New Delhi A.P.H. Publishing Corporation ENC 1998 - vii, 225p.
8176480010
577 / TRI
Encyclopaedia of Environment, Pollution, Planning and Conservation. Vol 1 State of India's Environment - New Delhi A.P.H. Publishing Corporation ENC 1998 - vii, 225p.
8176480010
577 / TRI