TY - BOOK AU - Shelly, Garry B. AU - Quasney, Jeffrey J. AU - Sebok, Susan L. AU - Vermaat, Misty E. TI - Discovering computers: your interactive guide to the digital world SN - 9788131517512 U1 - 004 PY - 2012/// CY - New Delhi,India PB - Cengage Learning KW - Computer ER -