APA引文

Harris, T., & Harris, A. (2007). 20 hungry piggies. Millbrook Press.

Chicago Style (17th ed.) Citation

Harris, Trudy, and Andrew Harris. 20 Hungry Piggies. Minneapolis: Millbrook Press, 2007.

MLA引文

Harris, Trudy, and Andrew Harris. 20 Hungry Piggies. Millbrook Press, 2007.

警告：這些引文格式不一定是100％准確.