000 00269nam a22001097a 4500
020 _a8123908547
082 _a540
_bROY/C
100 _aRoy,N K
245 _aChemistry of pesticides
260 _aNew Delhi:
_bCBS Publishers and distributors pvt. lmt.,
_c2002
942 _cBK
999 _c20082
_d20082