000 00373nam a2200169Ia 4500
001 23987
008 240126s9999||||xx |||||||||||||| ||und||
020 _cRS 250.00
037 _cRS 250.00
082 _a001.6 COM
245 0 _aComputer communication systems
260 _aDelhi
260 _bGlobal Business Press
260 _c1994
300 _a106p.
942 _cBK
999 _c23987
_d23987