APA (7th ed.) Citation

Knibbs, H. H., & Fischer, A. O. (2005). Sundown Slim. Project Gutenberg.

Chicago Style (17th ed.) Citation

Knibbs, Henry Herbert, and Anton Otto Fischer. Sundown Slim. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Knibbs, Henry Herbert, and Anton Otto Fischer. Sundown Slim. Project Gutenberg, 2005.

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