APA (7th ed.) Citation

Kjelgaard, J., & Wilson, C. B. (2012). The Story of Geronimo. Project Gutenberg.

Chicago Style (17th ed.) Citation

Kjelgaard, Jim, and Charles Banks Wilson. The Story of Geronimo. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Kjelgaard, Jim, and Charles Banks Wilson. The Story of Geronimo. Project Gutenberg, 2012.

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