APA引文

Galdone, P. (2011). The three little pigs. Houghton Mifflin Harcourt.

Chicago Style (17th ed.) Citation

Galdone, Paul. The Three Little Pigs. Boston: Houghton Mifflin Harcourt, 2011.

MLA引文

Galdone, Paul. The Three Little Pigs. Houghton Mifflin Harcourt, 2011.

警告：這些引文格式不一定是100％准確.