APA (7th ed.) Zitazioa
Harris, M. (1999). Sams teach yourself Microsoft Excel 2000 programming in 21 days. Techmedia.
Chicago Style (17th ed.) Zitazioa
Harris, Matthew. Sams Teach Yourself Microsoft Excel 2000 Programming in 21 Days. New Delhi: Techmedia, 1999.
MLA (9th ed.) Zitazioa
Harris, Matthew. Sams Teach Yourself Microsoft Excel 2000 Programming in 21 Days. Techmedia, 1999.
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