Drogula. Commanders and Command in the Roman Republic and Early Empire. The University of North Carolina Press.
Čikaški stil citiranja (17. izdanje)Drogula. Commanders and Command in the Roman Republic and Early Empire. The University of North Carolina Press.
MLA način citiranja (8. izdanje)Drogula. Commanders and Command in the Roman Republic and Early Empire. The University of North Carolina Press.
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