APA (7th ed.) Citation

Van Matre, S. (2019). Earthwalks. The Institute for Earth Education.

Chicago Style (17th ed.) Citation

Van Matre, Steve. Earthwalks. Greenville, West Virginia: The Institute for Earth Education, 2019.

MLA (9th ed.) Citation

Van Matre, Steve. Earthwalks. The Institute for Earth Education, 2019.

Warning: These citations may not always be 100% accurate.