000			004520000a22001690004500
008			151221t1982 xxu||||| |||| 00| 0 eng d
020			_a0070404607
041			_aeng
080			_a621.391 _bM3
942			_cBK
100			_aMarkus, John
245			_aCommunications circuits ready-reference
260			_aNew York _bMcGraw-Hill _c1982
300			_axvii, 216p., diagrams
650			_aTELECOMMUNICATION
650			_aELECTRONIC CIRCUITS - Handbook
999			_c127389 _d127389