APA (7th ed.) Citation

Curtler, W. H. R. (2005). A Short History of English Agriculture. Project Gutenberg.

Chicago Style (17th ed.) Citation

Curtler, W. H. R. A Short History of English Agriculture. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Curtler, W. H. R. A Short History of English Agriculture. Project Gutenberg, 2005.

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