000			004340000a22001330004500
245			_aHandbook on transmission planning of switched telephone networks
110			_aInternational Telegraph & Telephone Consultative Committee
260			_aGeneva _bInternational Telecommunication Union _c1976
300			_a2 v.
500			_avarious paging 026278 - v.1; 026279 - v.2
080			_a621.395.4 _bI6
041			_aEN
942			_cBK
999			_c103233 _d103233