000 00476nam a2200133Ia 4500
008 160601s9999 xx 000 0 und d
245 _aSymposium on the Application of computers in the analysis of various problems relating to irrigation and drainage systems
260 _aNew Delhi
260 _bInternational commission on irrigation and drainage
260 _c1969
300 _avii,202p.; 22cm.
650 _aDrainage systems
_944609
650 _aIrrigation systems
_936870
999 _c15273
_d15273