APA (7 वां संस्करण) प्रशस्ति पत्र

Corey, G., & Corey, M. S. (1990). I never knew I had a choice (4th.ed.). Brooks/Cole.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Corey, Gerald, और Marianne Schneider Corey. I Never Knew I Had a Choice. 4th.ed. Pacific Grove: Brooks/Cole, 1990.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Corey, Gerald, और Marianne Schneider Corey. I Never Knew I Had a Choice. 4th.ed. Brooks/Cole, 1990.