APA (7th ed.) Citation

Riis, J. A. (2004). Hero Tales of the Far North. Project Gutenberg.

Chicago Style (17th ed.) Citation

Riis, Jacob A. Hero Tales of the Far North. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Riis, Jacob A. Hero Tales of the Far North. Project Gutenberg, 2004.

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