Leliavsky.S. Irrigation Engineering : Syphons, Weirs and Locks - Chapman & Hall ltd. London London 1965 - 296p. ILL.,Cht.,Fig and Table - Design Textbooks in Civil Engineering - Volume : 2 . Nat. Bib. No.: 2935 Subjects--Topical Terms: Engineering Universal Decimal Class. No.: 624.04 / LEL