APA (7th ed.) Citation

Cupples, G. (2007). Bluff Crag, or, A Good Word Costs Nothing. Project Gutenberg.

Chicago Style (17th ed.) Citation

Cupples, George. Bluff Crag, or, A Good Word Costs Nothing. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Cupples, George. Bluff Crag, or, A Good Word Costs Nothing. Project Gutenberg, 2007.

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