Cita APA (7a ed.)

Langer, M. A. (2012). Mac OS X Lion (1st edition.). Peachpit Press.

Cita Chicago Style (17a ed.)

Langer, Maria Author. Mac OS X Lion. 1st edition. [Place of publication not identified]: Peachpit Press, 2012.

Cita MLA (9a ed.)

Langer, Maria Author. Mac OS X Lion. 1st edition. Peachpit Press, 2012.