Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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