000 00267nam a2200121Ia 4500
082 _a808.06620
_bSHA
100 _aSharma, R.S.
245 _aTechinical writing
260 _aNew Delhi
_bRadha publication
_c1999
300 _a182p.
650 _aEnglish
044 _aIndia
999 _c1753
_d1753