APA (7th ed.) Citation

Harte, B. (2006). From Sand Hill to Pine. Project Gutenberg.

Chicago Style (17th ed.) Citation

Harte, Bret. From Sand Hill to Pine. Project Gutenberg, 2006.

MLA (9th ed.) Citation

Harte, Bret. From Sand Hill to Pine. Project Gutenberg, 2006.

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