APA (7th ed.) Citation

Agee, A. (2007). Crops and Methods for Soil Improvement. Project Gutenberg.

Chicago Style (17th ed.) Citation

Agee, Alva. Crops and Methods for Soil Improvement. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Agee, Alva. Crops and Methods for Soil Improvement. Project Gutenberg, 2007.

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