APA (7th ed.) Citation

Crockett, W. S., Sparrow, W. S., & Orrock, J. (2010). In the Border Country. Project Gutenberg.

Chicago Style (17th ed.) Citation

Crockett, W. S., Walter Shaw Sparrow, and James Orrock. In the Border Country. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Crockett, W. S., et al. In the Border Country. Project Gutenberg, 2010.

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