Beekman, G., & Ericksen, L. (1999). Computer confluence: Exploring tomorrow's technology (3rd ed., annotated instructor's ed.). Addison-Wesley.
Chicago-viite (17. p.)Beekman, George, ja Linda Ericksen. Computer Confluence: Exploring Tomorrow's Technology. 3rd ed., annotated instructor's ed. Reading, Mass.: Addison-Wesley, 1999.
MLA-viite (8. p.)Beekman, George, ja Linda Ericksen. Computer Confluence: Exploring Tomorrow's Technology. 3rd ed., annotated instructor's ed. Addison-Wesley, 1999.
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