APA (7th ed.) Citation

Thoreau, H. D., & Johnson, C. (2010). Cape Cod. Project Gutenberg.

Chicago Style (17th ed.) Citation

Thoreau, Henry David, and Clifton Johnson. Cape Cod. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Thoreau, Henry David, and Clifton Johnson. Cape Cod. Project Gutenberg, 2010.

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