Method of watersheld land classification and assessment for the tropics : A case
Hawes, R.A., Hamilton, L.S.
Method of watersheld land classification and assessment for the tropics : A case - Ithaca 1980 - 32 p. - No. 77; Cornell International .
333.91(87)
Method of watersheld land classification and assessment for the tropics : A case - Ithaca 1980 - 32 p. - No. 77; Cornell International .
333.91(87)