Gaya APA

Williams, B, K., Sawyer, S, C. (2003). Using information technology: A Practical Introduction to Computers & Communications (5th Ed.). New York: McGraw-Hill.

Gaya MLA

Williams, Brian, K.., Sawyer, Stacey, C.. "Using information technology: A Practical Introduction to Computers & Communications". 5th Ed. New York: McGraw-Hill, 2003. Text.