APA (7th ed.) Citation

Hill, D. H., Stevens, F. L., & Burkett, C. W. (2007). Agriculture for Beginners Revised Edition. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hill, Daniel Harvey, Frank Lincoln Stevens, and Charles William Burkett. Agriculture for Beginners Revised Edition. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Hill, Daniel Harvey, et al. Agriculture for Beginners Revised Edition. Project Gutenberg, 2007.

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