Gaya APA

Williams, B, K., Sawyer, S, C. (). Using information technology : a practical introduction to computers & communications : (4th ed.). Boston: McGrawHill.

Gaya MLA

Williams, Brian, K.,., Sawyer, Stacey, C.. "Using information technology : a practical introduction to computers & communications :". 4th ed. Boston: McGrawHill, . Text.