APA (7th ed.) Citation

Kalman, B. (2018). Let's learn about earth's continents. Crabtree Publishing Company.

Chicago Style (17th ed.) Citation

Kalman, Bobbie. Let's Learn About Earth's Continents. Canada: Crabtree Publishing Company, 2018.

MLA (9th ed.) Citation

Kalman, Bobbie. Let's Learn About Earth's Continents. Crabtree Publishing Company, 2018.