APA (7th ed.) Citation

Martin, B., & Carle, E. (1995). Brown bear, brown bear, what do you see? Puffin Books.

Chicago Style (17th ed.) Citation

Martin, Bill, and Eric Carle. Brown Bear, Brown Bear, What Do You See? London: Puffin Books, 1995.

MLA (9th ed.) Citation

Martin, Bill, and Eric Carle. Brown Bear, Brown Bear, What Do You See? Puffin Books, 1995.