APA (7 वां संस्करण) प्रशस्ति पत्र

Adams, W. R. (1980). PREP: For better reading. Holt, Rinehart and Winston.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Adams, W. Royce. PREP: For Better Reading. New York: Holt, Rinehart and Winston, 1980.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Adams, W. Royce. PREP: For Better Reading. Holt, Rinehart and Winston, 1980.