Parragon Publishing. (2007). My First Encyclopedia (Children's Reference). Parragon Publishing.
Čikaški stil citiranja (17. izdanje)Parragon Publishing. My First Encyclopedia (Children's Reference). Parragon Publishing, 2007.
MLA način citiranja (9. izdanje)Parragon Publishing. My First Encyclopedia (Children's Reference). Parragon Publishing, 2007.
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