APA (7th ed.) Citation

Held, B. (2011). Microsoft Excel functions & formulas (2nd ed.). Mercury Learning and Information.

Chicago Style (17th ed.) Citation

Held, Bernd. Microsoft Excel Functions & Formulas. 2nd ed. Dulles, Virginia: Mercury Learning and Information, 2011.

MLA (9th ed.) Citation

Held, Bernd. Microsoft Excel Functions & Formulas. 2nd ed. Mercury Learning and Information, 2011.