(2010). The twelve dancing princesses (Graded reader level-4). Macaw Books.
Cita Chicago (17th ed.)The Twelve Dancing Princesses (Graded Reader Level-4). Macaw Books, 2010.
Cita MLA (9th ed.)The Twelve Dancing Princesses (Graded Reader Level-4). Macaw Books, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.