Schecter, S. (1984). Listening task: For intermediate students of american english. Cambridge University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchecter, Sandra. Listening Task: For Intermediate Students of American English. New York: Cambridge University Press, 1984.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSchecter, Sandra. Listening Task: For Intermediate Students of American English. Cambridge University Press, 1984.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.