000 00318nam a2200121Ia 4500
008 170102s9999 xx 000 0 und d
020 _cRS. 195.00
100 _aS. Chattopadhyay
245 _aSystem software new edition
_cS. Chattopadhyay
260 _aNew Delhi
_bPHI Learning
_c2007
300 _a208
942 _cBooks
999 _c12924
_d12924