Gaya APA

WILLIAMS, B, K, (, A., Sawyer, S, C. (2007). Using Information Technology : a practical Introduction to computers & Communications . Boston: Mcgraw Hill.

Gaya MLA

WILLIAMS, Brian, K, (, At.al)., Sawyer, Stacey, C. "Using Information Technology : a practical Introduction to computers & Communications". Boston: Mcgraw Hill, 2007. Text.