APA (7th ed.) Citation

Lammle, T. (2011). CCNA Cisco Certified Network Associate study guide (7th ed.). John Wiley & Sons.

Chicago Style (17th ed.) Citation

Lammle, Todd. CCNA Cisco Certified Network Associate Study Guide. 7th ed. Indianapolis, IN: John Wiley & Sons, 2011.

MLA (8th ed.) Citation

Lammle, Todd. CCNA Cisco Certified Network Associate Study Guide. 7th ed. John Wiley & Sons, 2011.