THE WORLD BOOK.. (2007). The world book encyclopedia volume 22: Research guide/index. World Book.
Čikaški stil citiranja (17. izdanje)THE WORLD BOOK.. The World Book Encyclopedia Volume 22: Research Guide/index. Chicago: World Book, 2007.
MLA način citiranja (9. izdanje)THE WORLD BOOK.. The World Book Encyclopedia Volume 22: Research Guide/index. World Book, 2007.
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