Trích dẫn APA

Bresnahan, C., Smith, R. W. A., & Smith, R. W.  . LPIC-2: Linux professional instutute certification : study guide exam 201 and exam 202 / Christine Bresnahan; Roderick W Smith. SYBEX, a Wiley Brand.

Trích dẫn kiểu Chicago

Bresnahan, Christine, Roderick W Author Smith, và Roderick W  Author Smith. LPIC-2: Linux Professional Instutute Certification : Study Guide Exam 201 and Exam 202 / Christine Bresnahan; Roderick W Smith. SYBEX, a Wiley Brand.

Trích dẫn MLA

Bresnahan, Christine, Roderick W Author Smith, và Roderick W  Author Smith. LPIC-2: Linux Professional Instutute Certification : Study Guide Exam 201 and Exam 202 / Christine Bresnahan; Roderick W Smith. SYBEX, a Wiley Brand.

Cảnh báo! Những trích dẫn này có thể không chính xác 100%.