APA (7th ed.) Citation

Simonds, F. H. (2009). They Shall Not Pass. Project Gutenberg.

Chicago Style (17th ed.) Citation

Simonds, Frank H. They Shall Not Pass. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Simonds, Frank H. They Shall Not Pass. Project Gutenberg, 2009.

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