Harris, R. H., & Emberley, M. (2008). Maybe a bear ate it! Orchard Books.
芝加哥风格引文Harris, Robie H., 与 Michael Emberley. Maybe a Bear Ate It! New York: Orchard Books, 2008.
MLA引文Harris, Robie H., 与 Michael Emberley. Maybe a Bear Ate It! Orchard Books, 2008.
警告：这些引文格式不一定是100％准确.