000			005040000a22001810004500
008			170519t1998 xxu||||| |||| 00| 0 eng d
020			_a0471979058
041			_aeng
080			_a621.39 _bG7
942			_cBK
100			_aGriffiths, John M.
245			_aISDN explained : _bworldwide network and applications technology
250			_a3rd ed.
260			_aChichester _bJohn Wiley _c1998
300			_axiv, 291p. : ill.
500			_aIndex included
650			_aINTEGRATED SERVICES DIGITAL NETWORKS
999			_c28033 _d28033