APA (7 वां संस्करण) प्रशस्ति पत्र

Norman, D., Levihn, U., & Hedenquist, J. A. (2002). Communicative ideas: An approach with classroom activities. Thomson/Heinle.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Norman, David, Ulf Levihn, और Jan Anders Hedenquist. Communicative Ideas: An Approach with Classroom Activities. Australia: Thomson/Heinle, 2002.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Norman, David, et al. Communicative Ideas: An Approach with Classroom Activities. Thomson/Heinle, 2002.