Belleflamme, Paul, and Martin Peitz. Industrial Organization: Markets and Strategies. Cambridge, UK: Cambridge University Press, 2010. Print.
---. Industrial Organization: Markets and Strategies. Cambridge, UK: Cambridge University Press, 2010. Print.
Church, Jeffrey R., and Roger Ware. Industrial Organization: A Strategic Approach. N.p., 2000. Web. <https://works.bepress.com/jeffrey_church/23/>.
Tirole, Jean. The Theory of Industrial Organization. Cambridge, Mass: MIT Press, 1988. Print.
---. The Theory of Industrial Organization. Cambridge, Mass: MIT Press, 1988. Web. <https://search-ebscohost-com.royalholloway.idm.oclc.org/login.aspx?direct=true&amp;db=nlebk&amp;AN=11386&amp;site=ehost-live>.