Cita APA (7a ed.)

Barrett, D. (2012). CompTIA security+ SY0-301 practice questions (3rd ed.). Pearson Education.

Cita Chicago Style (17a ed.)

Barrett, Diane. CompTIA Security+ SY0-301 Practice Questions. 3rd ed. Indianapolis, Ind.: Pearson Education, 2012.

Cita MLA (8a ed.)

Barrett, Diane. CompTIA Security+ SY0-301 Practice Questions. 3rd ed. Pearson Education, 2012.