000 00285nam a2200121Ia 4500
008 220201s2004 xx 000 0 eng d
082 _a400-SHA
100 _aSharma ,R.S
245 0 _aTechnical Writing
260 _aNew Delhi
_bRadha Publication
_c2004
300 _a182
942 _2ddc
999 _c64846
_d64846