APA (7th ed.) Citation

Acton, J. E. E. D. A., Figgis, J. N., & Laurence, R. V. (2008). Lectures on the French Revolution. Project Gutenberg.

Chicago Style (17th ed.) Citation

Acton, John Emerich Edward Dalberg Acton, John Neville Figgis, and Reginald Vere Laurence. Lectures on the French Revolution. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Acton, John Emerich Edward Dalberg Acton, et al. Lectures on the French Revolution. Project Gutenberg, 2008.

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