APA-ийн эшлэл(7 дахь хэвлэлт)

Smith, R. W. (2011). LPIC-2: Linux Professional Institute certification study guide. Wiley Pub., Inc..

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Smith, Roderick W. LPIC-2: Linux Professional Institute Certification Study Guide. Indianapolis, Ind.: Wiley Pub., Inc., 2011.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Smith, Roderick W. LPIC-2: Linux Professional Institute Certification Study Guide. Wiley Pub., Inc., 2011.