Sayer, J. E. (1980). Argumentation and debate: Principles and applications. Alfred Pub. Co..
Čikaški stil citiranja (17. izdanje)Sayer, James Edward. Argumentation and Debate: Principles and Applications. Sherman Oaks, CA: Alfred Pub. Co., 1980.
MLA način citiranja (9. izdanje)Sayer, James Edward. Argumentation and Debate: Principles and Applications. Alfred Pub. Co., 1980.
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