Williams, B. K., & Sawyer, S. C. (2011). Using information technology: A practical introduction to computers & communications : introductory version (9th ed.). New York: McGraw-Hill Companies.
Citação norma ChicagoWilliams, Brian K., và Stacey C. Sawyer. Using Information Technology: A Practical Introduction to Computers & Communications : Introductory Version. 9th ed. New York: McGraw-Hill Companies, 2011.
Citação norma MLAWilliams, Brian K., và Stacey C. Sawyer. Using Information Technology: A Practical Introduction to Computers & Communications : Introductory Version. 9th ed. New York: McGraw-Hill Companies, 2011.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.