000 00313nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a421.52 SHA
100 _aSharma, R.S
245 0 _aTechnical Writting
260 _aNEW DELHI
260 _bRADHA
260 _c1999
300 _a182
650 _aEnglish
999 _c135637
_d135637