Schoeller, H. Arid zone hydrology : recent developments / by H. Schoeller. - Paris : Unesco, 1959. - 125 p. : ill. ; 25 cm. - Arid zone research , 12 . - Arid zone research , 12 . Includes bibliography: (p. 116-125) Subjects--Topical Terms: Groundwater.Arid regions. Dewey Class. No.: 551.49 / SCA 1959