Using information technology : a practical introduction to computers & communications : complete version / Brian K. Williams ; Stacey C. Sawyer. (2003). New York, NY: McGraw-Hill/Irwin, c.
Using information technology : a practical introduction to computers & communications : complete version / Brian K. Williams ; Stacey C. Sawyer. 5th ed.. New York, NY: McGraw-Hill/Irwin, c, 2003. Buku Wajib.