00431nam 2228599 450000100060000000300230000600500090002900800410003808200080007907200250008702000180011210000200013026000280015024500220017865000250020065000380022528599StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a004 aCmmunication by Wire a1-56276-129-3 aFrank J.Derfler bZIFF-DAVIS PRESS c1993 ahow networks work aCmmunication by Wire aComputers and Telephones Together