000			00386nam a2200145Ia 4500
999			_c43183 _d43183
008			190719s9999 xx 000 0 und d
020			_a81-7808-098-2
082			_a621.38415 H1961
100			_aHalsall, Fred.
245		0	_aData Communications, Computer Networks, and Open Systems
250			_a4
260			_aNewDelhi _bPearson _c2002
300			_axv+907p.,25X20Cms.
942			_cBK