Research on urban hydrology : a contribution to the international hydro logical program. - Franch : Unesco, c 1978. - vols. : ill. ; 27 cm. - Technical papers in hydrology 16 . V. --2 ; 326 326 ISBN: 92-3-101555-9 Subjects--Topical Terms: Hydrology. Dewey Class. No.: 551.49072 / U3r