Cita APA (7th ed.)

(2011). LPIC-2 Linux Professional Institute certification study guide (exams 201 and 202) / Roderick W. Smith. [electronic resource].

Cita Chicago (17th ed.)

LPIC-2 Linux Professional Institute Certification Study Guide (exams 201 and 202) / Roderick W. Smith. [electronic Resource]. 2011.

Cita MLA (9th ed.)

LPIC-2 Linux Professional Institute Certification Study Guide (exams 201 and 202) / Roderick W. Smith. [electronic Resource]. 2011.