APA (7th ed.) Citation

Ludwig, E. W., & Freas, K. (2010). The Holes and John Smith. Project Gutenberg.

Chicago Style (17th ed.) Citation

Ludwig, Edward W., and Kelly Freas. The Holes and John Smith. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Ludwig, Edward W., and Kelly Freas. The Holes and John Smith. Project Gutenberg, 2010.

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