000 00285pam a2200133 a 4500
020 _c
040 _aTIET_147001
041 _aeng
100 _aWillett, John
245 _aGas chromatography
_hPaper
260 _aSingapore
_bJohn Wiley
_c1991
300 _axii,1991p.
930 _a11097
999 _c88000
_d88000