Guinness World Records Limited & Glenday, C. (2010). Guinness world records 2011. Guinness World Records.
Čikaški stil citiranja (17. izdanje)Guinness World Records Limited i Craig Glenday. Guinness World Records 2011. [London]: Guinness World Records, 2010.
MLA način citiranja (8. izdanje)Guinness World Records Limited i Craig Glenday. Guinness World Records 2011. Guinness World Records, 2010.
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