TY - BOOK AU - Williams,Brian K. AU - Sawyer,Stacey C. AU - Clifford,Sarah Hutchinson TI - Using information technology: a practical introduction to computers & communications SN - 0256209812 AV - QA76.5 .W67 1997 U1 - 004 20 PY - 1997/// CY - Chicago PB - Irwin KW - Computers KW - Telecommunication systems KW - Information technology N1 - Includes bibliographical references and index ER -