Hidden waters in arid lands:  report of a workshop on groundwater research needs in arid and semiarid zones held in Paris, France, 25 Nov. 1974.  Edited by L.A. Heindl
Contributors: Heindl, L.A.
Publisher: International Development Research Centre
Published: 1975
Place of publication: Ottawa
Language: eng
Number of pages: 18
Subjects: Water, Underground; Arid regions
Notes: 11