DREAMLAND PUB. (2009). THE GREAT BOOK OF PUZZLES & TEASERS.
Čikaški stil citiranja (17. izdanje)DREAMLAND PUB. THE GREAT BOOK OF PUZZLES & TEASERS. 2009.
MLA način citiranja (9. izdanje)DREAMLAND PUB. THE GREAT BOOK OF PUZZLES & TEASERS. 2009.
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