APA (7 वां संस्करण) प्रशस्ति पत्र

Roderick M. Megan. (2007). Build up to Countdown. Grammar Book with Key. New York, Oxford University Press, 2007.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Roderick M. Megan. Build Up to Countdown. Grammar Book with Key. New York, Oxford University Press, 2007, 2007.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Roderick M. Megan. Build Up to Countdown. Grammar Book with Key. New York, Oxford University Press, 2007, 2007.

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.