Large-scale ground-water development.
- New York, 1960.
- E/3424 .
- Document (United Nations) ; E/3424. Document (United Nations) ; ST/ECA/65. .
"ST/ECA/65." "United Nation publication. Catalogue no.: 60.II.B3."
61004085
Water resources development.
JX1977.A2 TC405.U6 / E/3424
333.91