APA (7th ed.) Citation

Roy, L. E., & Barbour, H. S. (2013). Polly's Southern Cruise. Project Gutenberg.

Chicago Style (17th ed.) Citation

Roy, Lillian Elizabeth, and Harold S. Barbour. Polly's Southern Cruise. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Roy, Lillian Elizabeth, and Harold S. Barbour. Polly's Southern Cruise. Project Gutenberg, 2013.

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