Cita APA (7a ed.)

Lucas, M. (2013). Absolute OpenBSD: Unix for the practical paranoid (2nd ed.). No Starch Press.

Cita Chicago Style (17a ed.)

Lucas, Michael. Absolute OpenBSD: Unix for the Practical Paranoid. 2nd ed. [San Francisco, California]: No Starch Press, 2013.

Cita MLA (9a ed.)

Lucas, Michael. Absolute OpenBSD: Unix for the Practical Paranoid. 2nd ed. No Starch Press, 2013.