APA (7th ed.) Citation

Jenkins, S., & Page, R. (2010). How to clean a hippopotamus: A look at unusual animal partnerships. Houghton Mifflin Books for Children.

Chicago Style (17th ed.) Citation

Jenkins, Steve, and Robin Page. How to Clean a Hippopotamus: A Look at Unusual Animal Partnerships. Boston: Houghton Mifflin Books for Children, 2010.

MLA (8th ed.) Citation

Jenkins, Steve, and Robin Page. How to Clean a Hippopotamus: A Look at Unusual Animal Partnerships. Houghton Mifflin Books for Children, 2010.