Cita APA (7a ed.)

Langer, M. (2002). Excel X: For Mac OS X (1st edition.). Peachpit Press.

Cita Chicago Style (17a ed.)

Langer, Maria. Excel X: For Mac OS X. 1st edition. Berkeley, CA: Peachpit Press, 2002.

Cita MLA (9a ed.)

Langer, Maria. Excel X: For Mac OS X. 1st edition. Peachpit Press, 2002.