APA (7th ed.) Citation

Beard, S. H. (2013). A Comprehensive Guide-Book to Natural, Hygienic and Humane Diet. Project Gutenberg.

Chicago Style (17th ed.) Citation

Beard, Sydney H. A Comprehensive Guide-Book to Natural, Hygienic and Humane Diet. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Beard, Sydney H. A Comprehensive Guide-Book to Natural, Hygienic and Humane Diet. Project Gutenberg, 2013.

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