APA (7th ed.) Citation

Walkenbach, J. (2013). Excel® 2013 formulas. John Wiley & Sons Inc.

Chicago Style (17th ed.) Citation

Walkenbach, John. Excel® 2013 Formulas. Hoboken, New Jersey: John Wiley & Sons Inc, 2013.

MLA (9th ed.) Citation

Walkenbach, John. Excel® 2013 Formulas. John Wiley & Sons Inc, 2013.

Warning: These citations may not always be 100% accurate.