Style de citation APA (7e éd.)

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

Style de citation Chicago (17e éd.)

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

Style de citation MLA (8e éd.)

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