Gaya APA

Williams, B, K., Sawyer, S, C. (2013). Using information technology : a practical introduction to computers and communications (10th ed). New York: McGraw-Hill.

Gaya MLA

Williams, Brian, K.., Sawyer, Stancey, C.. "Using information technology : a practical introduction to computers and communications". 10th ed New York: McGraw-Hill, 2013. Text.