APA সাইটেশন

Brown, S., & Smith, D. (2007). Active listening: Quizzes and tests audio CD level 3 (2nd ed.). Cambridge [England] New York: Cambridge University Press.

শিকাগো স্টাইলে সাইটেশন

Brown, Steven, এবং Dorolyn Smith. Active Listening: Quizzes and Tests Audio CD Level 3. 2nd ed. Cambridge [England] New York: Cambridge University Press, 2007.

এমএলএ সাইটেশন

Brown, Steven, এবং Dorolyn Smith. Active Listening: Quizzes and Tests Audio CD Level 3. 2nd ed. Cambridge [England] New York: Cambridge University Press, 2007.