Richards, J. C. New Interchange: English for international communication. Student's book 2A.
Cita Chicago (17th ed.)Richards, Jack C. New Interchange: English for International Communication. Student's Book 2A.
Cita MLA (8th ed.)Richards, Jack C. New Interchange: English for International Communication. Student's Book 2A.
Atenció: Aquestes cites poden no estar 100% correctes.