APA (7th ed.) Citation

Douglas, A. (2007). Afloat or, Adventures on Watery Trails. Project Gutenberg.

Chicago Style (17th ed.) Citation

Douglas, Alan. Afloat or, Adventures on Watery Trails. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Douglas, Alan. Afloat or, Adventures on Watery Trails. Project Gutenberg, 2007.

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