Cita APA (7th ed.)

Walkenbach, J. (1999). Microsoft Excel 2000 bible. IDG Books Worldwide.

Cita Chicago (17th ed.)

Walkenbach, John. Microsoft Excel 2000 Bible. Foster City,CA: IDG Books Worldwide, 1999.

Cita MLA (8th ed.)

Walkenbach, John. Microsoft Excel 2000 Bible. IDG Books Worldwide, 1999.