1. Corbett, R., F. Jacobs, and M. Schackleton. 2007. The European Parliament. London: John Harper Publishing.
2. Freeley, A.J., and D.L. Steinberg. 2005. Argumentation and debate. Critical thinking for reasoned decisions making. Boston: Wadsworth.
3. Ihnen Jory, C. 2012. Pragmatic argumentation in law-making debates. Instruments for the analysis and evaluation of pragmatic argumentation at the Second Reading of the British parliament. Amsterdam: Sic Sat.
4. Klopf, D.W., and J.C. McCroskey. 1969. The elements of debate. New York: Arco.
5. Shaw, W.C. 1916. Systematic analysis of debating problems. Journal of Speech Communication 2: 344–351.