APA (7th ed.) Citation

Williamson, A. M., & Williamson, C. N. (2004). The Port of Adventure. Project Gutenberg.

Chicago Style (17th ed.) Citation

Williamson, A. M., and C. N. Williamson. The Port of Adventure. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Williamson, A. M., and C. N. Williamson. The Port of Adventure. Project Gutenberg, 2004.

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