000 00240nam a2200109Ia 4500
100 _aBagchi/ T.P.
942 _cBK
654 _aISO 900 concepts
245 _aISO 900 : Concepts
260 _bWheeler
_aAllahabad
_c1994
546 _aENGLISH
999 _c18067
_d18067