Dyfyniad APA

Billo, E. J. (2001). Excel for chemists: A comprehensive guide (2nd ed.). Wiley-VCH.

Dyfyniad Arddull Chicago

Billo, E. Joseph. Excel for Chemists: A Comprehensive Guide. 2nd ed. New York: Wiley-VCH, 2001.

Dyfyniad MLA

Billo, E. Joseph. Excel for Chemists: A Comprehensive Guide. 2nd ed. Wiley-VCH, 2001.

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