Numrich, C. (1990). Face the issues: Intermediate listening and critical thinking skills. Addison-Wesley.
Chicago Style (17. basım) AtıfNumrich, Carol. Face the Issues: Intermediate Listening and Critical Thinking Skills. Nueva York: Addison-Wesley, 1990.
MLA (9th ed.) AtıfNumrich, Carol. Face the Issues: Intermediate Listening and Critical Thinking Skills. Addison-Wesley, 1990.
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