APA (7th ed.) Citation

Collins, W. (2005). Heart and Science: A Story of the Present Time. Project Gutenberg.

Chicago Style (17th ed.) Citation

Collins, Wilkie. Heart and Science: A Story of the Present Time. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Collins, Wilkie. Heart and Science: A Story of the Present Time. Project Gutenberg, 2005.

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