APA (7th ed.) Citation

Remey, O. E., Bloodgood, W. P., & Cochems, H. F. (2007). The Attempted Assassination of ex-President Theodore Roosevelt. Project Gutenberg.

Chicago Style (17th ed.) Citation

Remey, Oliver E., Wheeler P. Bloodgood, and Henry F. Cochems. The Attempted Assassination of Ex-President Theodore Roosevelt. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Remey, Oliver E., et al. The Attempted Assassination of Ex-President Theodore Roosevelt. Project Gutenberg, 2007.

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