APA (7th ed.) Citation

Hume, H. H. (2009). The Pecan and its Culture. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hume, H. Harold. The Pecan and Its Culture. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Hume, H. Harold. The Pecan and Its Culture. Project Gutenberg, 2009.

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