APA引文

Sierra, J., & Cushman, D. (2004). What time is it, Mr. Crocodile? Gulliver Books.

Chicago Style (17th ed.) Citation

Sierra, Judy, and Doug Cushman. What Time Is It, Mr. Crocodile? Orlando: Gulliver Books, 2004.

MLA引文

Sierra, Judy, and Doug Cushman. What Time Is It, Mr. Crocodile? Gulliver Books, 2004.

警告：這些引文格式不一定是100％准確.