000			00443nam a22001697a 4500
003			CEME
005			20210628203719.0
008			210414b xxu||||| |||| 00| 0 eng d
020			_a81-85814-08-2
040			_c.
082			_a621.3192 RON'J
100			_aRonaynne, John _966977
245			_aThe integrated service digital network , from concept to application
260			_aALLAHBAD _bWHEELER _c1993
300			_a230P
942			_cBK _2ddc
999			_c574836 _d574836