Schweik, R. C. (1976). English and american literature; a guide to reference materials. Erich schmidt.
Čikaški stil citiranja (17. izdanje)Schweik, Robert C. English and American Literature; a Guide to Reference Materials. Berlín, Alemania: Erich schmidt, 1976.
MLA način citiranja (9. izdanje)Schweik, Robert C. English and American Literature; a Guide to Reference Materials. Erich schmidt, 1976.
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