000			00521nam a2200205Ia 4500
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020			_a0137428340 _c _51
040			_aMAIN
041			_aEnglish
082			_a621.382 _bBLA
100			_aBlack, Uyless
245		0	_aEmerging communications technologies
250			_a2nd ed.
260			_aNew Jersey _b; Prentice Hall _c, 1997
300			_axviii,457p.
650			_aCommunication Engineering
650			_aEngineering
942			_cBK
999			_c125619 _d125619