APA (7th ed.) Citation

George, J., & Hinton, S. (2018). Let's learn counting 123. Little Hippo Books.

Chicago Style (17th ed.) Citation

George, Joshua, and Steph Hinton. Let's Learn Counting 123. New York: Little Hippo Books, 2018.

MLA (9th ed.) Citation

George, Joshua, and Steph Hinton. Let's Learn Counting 123. Little Hippo Books, 2018.