000 00266nam a2200109Ia 4500
008 230718s9999||||xx |||||||||||||| ||und||
082 _a005.43
100 _aRAVISHANKAR S
245 2 _aA T B OF OPERATING SYSTEM
260 _bSUBHAS
_c2001
_aBANGALORE
300 _a463
999 _c38581
_d38581