000 00666nam a22001937a 4500
015 _a3359
041 _a1
080 _a626.81
_bSYM
110 _aInternational Commission on Irrigation and Drainage
245 _aSymposium on Water Resources System Planning with Special Reference to Irrigation, Drainage and Flood Control. - Varna(May -1972)
_bProceedings
260 _aInternational Commission on Irrigation and Drainage
_bNew Delhi
_c1972
300 _aS.224p.
_bCht.,Fig and Table
650 _aEngineering
852 _a10R-2-1
999 _c5641
_d5641