000 00267nam a2200109Ia 4500
008 220201s1980 xx 000 0 eng d
100 _aSINGH GURCHARN
245 0 _aIRRIGATION ENGINEERING
260 _aDELHI
_bSTANDARD BOOK HOUSE
_c1980
300 _a608
942 _2ddc
999 _c91728
_d91728