APA (7th ed.) Citation

Ogden, H. N. (2009). Rural Hygiene. Project Gutenberg.

Chicago Style (17th ed.) Citation

Ogden, Henry N. Rural Hygiene. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Ogden, Henry N. Rural Hygiene. Project Gutenberg, 2009.

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