000 00274nam a2200109Ia 4500
008 211209s1988 xx 000 0 und d
041 _aeng
100 _aDASS,BIRDIE.
245 _aIRRIGATION ENGINEERING
260 _aNW DELHI
_bDHANPAT RAI ND SONS.
_c1988
300 _aV + 806
999 _c99449
_d99449