Davie, B.S. and Peterson (2017) Computer Networks: a Systems Approach. 5th ed. San Francisco: Elsevier Science & Technology.
Peterson, L.L. and Davie, B.S. (2012a) Computer Networks: A Systems Approach. 5th ed., international student ed. Burlington, MA: Morgan Kaufmann.
Peterson, L.L. and Davie, B.S. (2012b) Computer networks: a systems approach [electronic resource]. 5th ed. Burlington, MA: Morgan Kaufmann. Available at: https://learning.oreilly.com/library/view/-/9780123850591/?ar.