Environmental problems in the himalaya/
Negi, Sharad Singh
Environmental problems in the himalaya/ Sharad Singh Negi - 1st ed. - Dehra Dun: Bishen Singh, 1982. - 188 p.
Environmental protection -- Himalaya Mountains
Nature -- Effect of human beings on -- Himalaya Mountains
Nature conservation -- Himalaya Mountains
333.71409542 / NEG/E
Environmental problems in the himalaya/ Sharad Singh Negi - 1st ed. - Dehra Dun: Bishen Singh, 1982. - 188 p.
Environmental protection -- Himalaya Mountains
Nature -- Effect of human beings on -- Himalaya Mountains
Nature conservation -- Himalaya Mountains
333.71409542 / NEG/E