000			00431nam a2200181Ia 4500
008			201023s9999||||xx |||||||||||||| ||und||
020			_a9788189928353
100			_aCharnjeet Singh.
245		0	_aComputer Networks
250			_a1st.
260			_aNew Delhi _bVikas _c2012
300			_a560
365			_b290
650			_aComputer Science.
942			_cTB
999			_c3451 _d3451