Blissmer, R. H. (1989). Introducting computers: Concepts, systems, and aplications 1989-1990 edition. John Wiley y Sons.
Chicago-viite (17. p.)Blissmer, Robert H. Introducting Computers: Concepts, Systems, and Aplications 1989-1990 Edition. John Wiley y Sons, 1989.
MLA-viite (9. p.)Blissmer, Robert H. Introducting Computers: Concepts, Systems, and Aplications 1989-1990 Edition. John Wiley y Sons, 1989.
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