00627nam 2228717 450000100060000000300230000600500090002900800410003808200100007907200610008902000220015010000110017226000250018324500590020865000610026765000380032865000220036665000130038865000220040128717StarLibrary Marc Built20180430201711 ||||| |||||||||||amh  a004.6 acommunications between and among computers and terminals a978-81-203-1041-4 aBlack. bHall Of India c1993 acomputer networks protocols, standards, and interfaces acommunications between and among computers and terminals aintroduction to computer networks alayered protocols anetworks aand the osl model