Dexter C. Colin & Collins A. Anna. (2000). The Silent World of Nicholas Quinn. Oxford, Heinemann ELT, 2000.
Cita Chicago (17th ed.)Dexter C. Colin i Collins A. Anna. The Silent World of Nicholas Quinn. Oxford, Heinemann ELT, 2000, 2000.
Cita MLA (9th ed.)Dexter C. Colin i Collins A. Anna. The Silent World of Nicholas Quinn. Oxford, Heinemann ELT, 2000, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.