Trivedi, P.R..
Encyclopaedia of Environment, Pollution, Planning And Conservation : State of India`s Environment Vol-1 / by P.R. Trivedi. - 1st ed / - New Delhi : APH Publishing Corporation , 1985 - 225p :
81-7648-001-0
Encyclopaedia
G:55K / N8.1
Encyclopaedia of Environment, Pollution, Planning And Conservation : State of India`s Environment Vol-1 / by P.R. Trivedi. - 1st ed / - New Delhi : APH Publishing Corporation , 1985 - 225p :
81-7648-001-0
Encyclopaedia
G:55K / N8.1