APA (7 वां संस्करण) प्रशस्ति पत्र

Beyer, B. K. (1991). Teaching thinking skills: A handbook for secondary school teachers. Allyn and Bacon.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Beyer, Barry K. Teaching Thinking Skills: A Handbook for Secondary School Teachers. Boston: Allyn and Bacon, 1991.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Beyer, Barry K. Teaching Thinking Skills: A Handbook for Secondary School Teachers. Allyn and Bacon, 1991.