APA Style

Williams, B, K., Sawyer, S, C. (). Using Information Technology A Practical Introduction to Computers & Comunications (7th ed). : Mc Graw Hill.

MLA Style

Williams, Brian, K.., Sawyer, Stacey, C.. "Using Information Technology A Practical Introduction to Computers & Comunications". 7th ed : Mc Graw Hill, . Text.