Cita APA (7a ed.)

Oliver, N. (2009). Apple OS X 10.6 Snow Leopard. InfiniteSkills.

Cita Chicago Style (17a ed.)

Oliver, Neil. Apple OS X 10.6 Snow Leopard. [Place of publication not identified]: InfiniteSkills, 2009.

Cita MLA (8a ed.)

Oliver, Neil. Apple OS X 10.6 Snow Leopard. InfiniteSkills, 2009.