000 00264nam a22001217a 4500
020 _a8120400682
082 _a631.521
_bAGR
100 _aAgrawal R L
245 _aSeed Technology
260 _aNew Delhi
_bOxford & IBH
_c1993
300 _a685p;
942 _cBBS
999 _c373337
_d373337