Caws, P. (1990). Vue d'Amérique. University Library System, University of Pittsburgh.
Čikaški stil citiranja (17. izdanje)Caws, Peter. Vue D'Amérique. University Library System, University of Pittsburgh, 1990.
MLA način citiranja (9. izdanje)Caws, Peter. Vue D'Amérique. University Library System, University of Pittsburgh, 1990.
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