Sawyer, S. C. (2005). Using information technology: A practical introduction to computers & communications : Introductory version. Boston: McGraw-Hill Technology Education.
Παραπομπή Chicago StyleSawyer, Stacey C. Using Information Technology: A Practical Introduction to Computers & Communications : Introductory Version. Boston: McGraw-Hill Technology Education, 2005.
Παραπομπή MLASawyer, Stacey C. Using Information Technology: A Practical Introduction to Computers & Communications : Introductory Version. Boston: McGraw-Hill Technology Education, 2005.
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