APA (7th ed.) Citation

Cioara, J., & Ward, C. (2004). CCNA practice questions. Que Certification.

Chicago Style (17th ed.) Citation

Cioara, Jeremy, and Christopher Ward. CCNA Practice Questions. [Indianapolis, Ind.]: Que Certification, 2004.

MLA (9th ed.) Citation

Cioara, Jeremy, and Christopher Ward. CCNA Practice Questions. Que Certification, 2004.