APA (7th ed.) Citation

Hopkins, C. G. (2003). The Story of the Soil; from the Basis of Absolute Science and Real Life. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hopkins, Cyril G. The Story of the Soil; from the Basis of Absolute Science and Real Life. Project Gutenberg, 2003.

MLA (9th ed.) Citation

Hopkins, Cyril G. The Story of the Soil; from the Basis of Absolute Science and Real Life. Project Gutenberg, 2003.

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