TY - BOOK AU - Shelly,Gary B. TI - Discovering computers, complete: your interactive guide to the digital world T2 - Shelly Cashman series SN - 9781111530648 (pbk.) PY - 2012/// CY - Boston, MA PB - Course Technology, Cengage Learning KW - Computers KW - Computer science KW - Computer networks N1 - Includes index ER -