APA (7th ed.) Citation

(2017). What does the U.S. EPA do to protect the environment?: Activity book. EPA.

Chicago Style (17th ed.) Citation

What Does the U.S. EPA Do to Protect the Environment?: Activity Book. [Washington, D.C.]: EPA, 2017.

MLA (9th ed.) Citation

What Does the U.S. EPA Do to Protect the Environment?: Activity Book. EPA, 2017.