APA (7th ed.) Citation

Bateman, D., & Burton, W. (2009). CCNA voice. Que.

Chicago Style (17th ed.) Citation

Bateman, David, and William Burton. CCNA Voice. [Indianapolis, Ind.?]: Que, 2009.

MLA (9th ed.) Citation

Bateman, David, and William Burton. CCNA Voice. Que, 2009.

Warning: These citations may not always be 100% accurate.