Hawkins.G.P. Shtepa.B.G. Kizyaev.B.M Canal Construction-Open Channels Construction-Machinery and Techniques - Committee on Irrigation and Drainage Construction Techniques New Delhi - 206p. ILL.,Cht.,Fig and Table Nat. Bib. No.: 4705 Subjects--Topical Terms: Engineering Universal Decimal Class. No.: 626.13 / CAN