APA引文

Barber, J. (2009). Presidents (3rd American ed.). DK Pub..

Chicago Style (17th ed.) Citation

Barber, James. Presidents. 3rd American ed. London ; New York: DK Pub., 2009.

MLA引文

Barber, James. Presidents. 3rd American ed. DK Pub., 2009.

警告：這些引文格式不一定是100％准確.