Spence, G. (1995). How to argue and win everytime. Martin`s.
Čikaški stil citiranja (17. izdanje)Spence, Gressy. How to Argue and Win Everytime. New York: Martin`s, 1995.
MLA način citiranja (9. izdanje)Spence, Gressy. How to Argue and Win Everytime. Martin`s, 1995.
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