000 00325nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c150/-
040 _aET
100 _aGILL NASIB SINGH
245 0 _aE OF COMPUTER NETWORK
260 _bKHANNA BOOK PUB.
_aNEW DELHI
300 _a340
500 _a30177
942 _cBK
999 _c36192
_d36192