00677nam a2200241Ia 4500003000900000005001700009008004100026020001500067040001000082050002100092100002300113245003400136245006400170245004600234250000800280260001100288260003300299260000900332300001700341650002800358650002700386700002200413KE-MeUCS20120106214511.0120305s9999    xx            000 0 und d  a0071221395  cMUCST  aQA76.162.W5 2010  aWilliams, Brian K.  aUsing information technology:  ba practical introduction to computers and communicationsa   cBrian K. Williams and Stacey C. Sawyera   a9th  aBoston  bMcGraw Hill Higher Education  c2010  axxiii, 577p.  aComputer communications  aInformation Technology  aStacey, C. Sawyer