Davis, R. C., & Schleifer, R. Oklahoma project for discourse and theory. Univ. of Oklahoma Press.
Čikaški stil citiranja (17. izdanje)Davis, Robert Con, i Ronald Schleifer. Oklahoma Project for Discourse and Theory. Norman: Univ. of Oklahoma Press.
MLA način citiranja (8. izdanje)Davis, Robert Con, i Ronald Schleifer. Oklahoma Project for Discourse and Theory. Univ. of Oklahoma Press.
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