000 00287nam a2200121Ia 4500
008 220201s2008 xx 000 0 eng d
082 _a428
_bCHA
100 _aChadha, R.K.
245 0 _aEnglish for polytechnic
260 _aNew Delhi
_bDhanpat Rai
_c2008
300 _a355
942 _2ddc
999 _c63710
_d63710