World water balance and water resources of the earth /
333.91WOR
World water balance and water resources of the earth / .- Paris:Unesco,1978.
663p. :ill.;24cm(Hb)
Note: Includes bibliographical references
ISBN:9231014978 Rs. 00.00
Cen Lib/Ret /920063/ 920063 / 0.00 /sign
