O'LEARY, D. A. (2021). Computing essentials: Making IT work for you introductory 2021. McGraw-Hill.
Chicago-viite (17. p.)O'LEARY, Daniel A. Computing Essentials: Making IT Work for You Introductory 2021. McGraw-Hill, 2021.
MLA-viite (9. p.)O'LEARY, Daniel A. Computing Essentials: Making IT Work for You Introductory 2021. McGraw-Hill, 2021.
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