Williams, B. K., & Sawyer, S. C. (2005). Using information technology: Practical introduction to computers & communications complete version (Sixth edition.). McGraw-Hill Technology Education.
Chicago-čujuhus (17. p.)Williams, Brian K., juo Stacey C. Sawyer. Using Information Technology: Practical Introduction to Computers & Communications Complete Version. Sixth edition. Boston: McGraw-Hill Technology Education, 2005.
MLA-čujuhus (9. p.)Williams, Brian K., juo Stacey C. Sawyer. Using Information Technology: Practical Introduction to Computers & Communications Complete Version. Sixth edition. McGraw-Hill Technology Education, 2005.
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