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Development of arid and semi-arid lands: Obstaclesand prospects by Series: (MAB Technical notes; 6)
Material type: Text Text; Literary form: Not fiction
Publication details: Paris : UNESCO, 1977
Availability: Items available for reference: Bib. Gregorio Torres Quintero: Disponible (Préstamo en sala) (1)Collection, call number: UNESCO 338 (252) =20 DEV No.6.

Développement des régions arides et semi-arides : obstacles et perspectives. by Series: MAB technical notes ; 6
Material type: Text Text; Literary form: Not fiction
Publication details: París : UNESCO, 1977
Availability: Items available for reference: Bib. Gregorio Torres Quintero: Disponible (Préstamo en sala) (1)Collection, call number: UNESCO 338 (252) =40 DEV No.6..

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