Freire, R. a. J. (2011). Q: Skills for success. listening and speaking. 4 with online practice. Oxford University Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Freire, Robert and Jones. Q: Skills for Success. Listening and Speaking. 4 with Online Practice. New York: Oxford University Press, 2011.
MLA -ийн эшлэл (9 дэх хэвлэлт)Freire, Robert and Jones. Q: Skills for Success. Listening and Speaking. 4 with Online Practice. Oxford University Press, 2011.
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