Nunan, D. (2003). Listen in 2. Boston, MA: Thomson/Heinle.
Chicago Style CitationNunan, David. Listen in 2. Boston, MA: Thomson/Heinle, 2003.
Cita MLANunan, David. Listen in 2. Boston, MA: Thomson/Heinle, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.