Shelly, G. B., & Gary B. Shelly; Thomas J. Cashman; James S. Quasney. (2007). Microsoft Office Excel 2003: Comprehensive concepts and techniques, Project 9. Boston, MA: Thomson Course Technology.
Παραπομπή Chicago StyleShelly, Gary B., και Gary B. Shelly; Thomas J. Cashman; James S. Quasney. Microsoft Office Excel 2003: Comprehensive Concepts and Techniques, Project 9. Boston, MA: Thomson Course Technology, 2007.
Παραπομπή MLAShelly, Gary B., και Gary B. Shelly; Thomas J. Cashman; James S. Quasney. Microsoft Office Excel 2003: Comprehensive Concepts and Techniques, Project 9. Boston, MA: Thomson Course Technology, 2007.
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