APA (7th ed.) Citation

Johnson, A. (2014). 31 Days Before Your CCNA Routing and Switching Exam: A Day-By-Day Review Guide for the ICND2 (200-101) Certification Exam, Third Edition (1st edition.). Cisco Press.

Chicago Style (17th ed.) Citation

Johnson, Allan. 31 Days Before Your CCNA Routing and Switching Exam: A Day-By-Day Review Guide for the ICND2 (200-101) Certification Exam, Third Edition. 1st edition. Cisco Press, 2014.

MLA (9th ed.) Citation

Johnson, Allan. 31 Days Before Your CCNA Routing and Switching Exam: A Day-By-Day Review Guide for the ICND2 (200-101) Certification Exam, Third Edition. 1st edition. Cisco Press, 2014.