TY - BOOK AU - Shelly,Gary B. AU - Cashman,Thomas J. AU - Vermaat,Misty TI - Discovering computers 2007 : a gateway to information ; web enhanced - introductory SN - 9781418843694 PY - 2007/// CY - Boston, Mass., London PB - Thomson Course Technology KW - Computers KW - Computer science KW - Computer networks N1 - Includes index ER -