APA引文

Howe, P., & Rayyan, O. (2009). Waggit again. HarperCollins.

Chicago Style (17th ed.) Citation

Howe, Peter, and Omar Rayyan. Waggit Again. New York: HarperCollins, 2009.

MLA引文

Howe, Peter, and Omar Rayyan. Waggit Again. HarperCollins, 2009.

警告：這些引文格式不一定是100％准確.