TY - GEN AU - Shelly, Gary B. AU - Cashman, Thomas J. TI - Student workbook and study guide to accompany introduction to computers and data processing SN - 0882361163 U1 - 004 PY - 1980/// CY - Long Beach : PB - Anaheim Publishing Company KW - Computers and data processing, student workbook N1 - Includes index ER -