APA (7th ed.) Citation

Beighley, L. (2013). OS X Mountain Lion. Peachpit Press.

Chicago Style (17th ed.) Citation

Beighley, Lynn. OS X Mountain Lion. Berkeley, Calif: Peachpit Press, 2013.

MLA (9th ed.) Citation

Beighley, Lynn. OS X Mountain Lion. Peachpit Press, 2013.