Riordan Rick. (2010). Percy Jackson And The Last Olympian. Puffin Books.
Chicago-čujuhus (17. p.)Riordan Rick. Percy Jackson And The Last Olympian. UK: Puffin Books, 2010.
MLA-čujuhus (9. p.)Riordan Rick. Percy Jackson And The Last Olympian. Puffin Books, 2010.
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