BLYTON, E. (2013). THE RIDDLE OF THE HOLLOW TREE. BOUNTY BOOKS.
Chicago-čujuhus (17. p.)BLYTON, ENID. THE RIDDLE OF THE HOLLOW TREE. BOUNTY BOOKS, 2013.
MLA-čujuhus (9. p.)BLYTON, ENID. THE RIDDLE OF THE HOLLOW TREE. BOUNTY BOOKS, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.