Gaya APA

Williams, B, K., Sawyer, S, C. (2003). Using Information Technology : A Practical Introduction to Computers & Communications (Ed. 5). Boston: McGraw-Hill Higher Education.

Gaya MLA

Williams, Brian, K.., Sawyer, Stacey, C.. "Using Information Technology : A Practical Introduction to Computers & Communications". Ed. 5 Boston: McGraw-Hill Higher Education, 2003. Text.