Cita APA (7a ed.)

Christy, R. S., & Easttom, C. (2018). CompTIA security+: Practice tests : exam SYO-501. Sybex, A Wiley Brand.

Cita Chicago Style (17a ed.)

Christy, Russell S., y Chuck Easttom. CompTIA Security+: Practice Tests : Exam SYO-501. Indianapolis, Indiana: Sybex, A Wiley Brand, 2018.

Cita MLA (9a ed.)

Christy, Russell S., y Chuck Easttom. CompTIA Security+: Practice Tests : Exam SYO-501. Sybex, A Wiley Brand, 2018.