APA (7th ed.) Citation

Sue, E., & De Leon, D. (2010). The Iron Arrow Head or The Buckler Maiden A Tale of the Northman Invasion. Project Gutenberg.

Chicago Style (17th ed.) Citation

Sue, Eugène, and Daniel De Leon. The Iron Arrow Head or The Buckler Maiden A Tale of the Northman Invasion. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Sue, Eugène, and Daniel De Leon. The Iron Arrow Head or The Buckler Maiden A Tale of the Northman Invasion. Project Gutenberg, 2010.

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