APA (7th ed.) Citation

Edge, C. S., Barker, W., Smith, Z., Lee, M., & Pohlmann, F. (2008). Foundations of Mac OS X Leopard security. Apress.

Chicago Style (17th ed.) Citation

Edge, Charles S., William Barker, Zack Smith, Mike Lee, and Frank Pohlmann. Foundations of Mac OS X Leopard Security. Berkeley, Calif: Apress, 2008.

MLA (9th ed.) Citation

Edge, Charles S., et al. Foundations of Mac OS X Leopard Security. Apress, 2008.