00469nam a22001577a 4500 160928b xxu||||| |||| 00| 0 eng d 13:978-0-538-74248-1 001.64 MOR MORLEY, Debora, Understanding Computers Today and Tomorrow Debora Morley and Charles S.Parker English 11 ed. New York Thomson 2011 703p Ili. 27cm Undestanding computers ddc BOOKS 4283 4283