APA (7 वां संस्करण) प्रशस्ति पत्र

Barrett, H. (1981). Practical uses of speech communication (5th ed.). Holt, Rinehart and Winston.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Barrett, Harold. Practical Uses of Speech Communication. 5th ed. New York: Holt, Rinehart and Winston, 1981.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Barrett, Harold. Practical Uses of Speech Communication. 5th ed. Holt, Rinehart and Winston, 1981.