Não informado. (1967). Colloquia Germanica. University of Kentucky, Department of Germanic and Classical Languages and Literatures.
Čikaški stil citiranja (17. izdanje)Não informado. Colloquia Germanica. Bern: University of Kentucky, Department of Germanic and Classical Languages and Literatures, 1967.
MLA način citiranja (8. izdanje)Não informado. Colloquia Germanica. University of Kentucky, Department of Germanic and Classical Languages and Literatures, 1967.
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