Freshwater resources in arid lands :

Freshwater resources in arid lands : UNU global environmental forum V / ed. by Juha I. Vitto and Jutta Schneider. - Tokyo, Japan : United Nations University, 1997. - xiv, 94 p. ; 25 cm.

Coleccion Matsushita.

Incluye bibliografia.

92-808-0982-2

GB841 / F74

Con tecnología Koha