Davie, Bruce S. and Peterson. Computer Networks: A Systems Approach. 5th ed. San Francisco: Elsevier Science & Technology, 2017. Print.
Peterson, Larry L., and Bruce S. Davie. Computer Networks: A Systems Approach. 5th ed., international student ed. Burlington, MA: Morgan Kaufmann, 2012. Print.
---. Computer Networks: A Systems Approach. Amsterdam: Morgan Kaufmann, 2012. Web. <https://ebookcentral.proquest.com/lib/rhul/detail.action?docID=802536>.