000			00424nam a2200145Ia 4500
001			274
008			231114s9999 xx 000 0 und d
020			_a0071387722
100			_aRussell,Travis
245	0	0	_aSignaling system #7
260			_bMcGraw-Hill _aNew York _c2002
300			_axxviii, 495 p. : ill. ; 25 cm + 1CD-ROM
490	0		_aMcGraw-Hill telecommunications
500			_aIncludes bibliographical references and index.
999			_c822 _d822