APA (7th ed.) Citation

Carpenter, G. H. (2005). The Life-Story of Insects. Project Gutenberg.

Chicago Style (17th ed.) Citation

Carpenter, George H. The Life-Story of Insects. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Carpenter, George H. The Life-Story of Insects. Project Gutenberg, 2005.

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