APA引文

Sullivan, M. (2013). Ball. Houghton Mifflin Harcourt Books for Children.

Chicago Style (17th ed.) Citation

Sullivan, Mary. Ball. Boston: Houghton Mifflin Harcourt Books for Children, 2013.

MLA引文

Sullivan, Mary. Ball. Houghton Mifflin Harcourt Books for Children, 2013.

警告：這些引文格式不一定是100％准確.