APA (7th ed.) Citation

Martin, T., Aytoun, W. E., Leech, J., Crowquill, A., & Doyle, R. (2007). The Book of Ballads, edited by Bon Gaultier [pseud.]. Project Gutenberg.

Chicago Style (17th ed.) Citation

Martin, Theodore, William Edmondstoune Aytoun, John Leech, Alfred Crowquill, and Richard Doyle. The Book of Ballads, Edited by Bon Gaultier [pseud.]. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Martin, Theodore, et al. The Book of Ballads, Edited by Bon Gaultier [pseud.]. Project Gutenberg, 2007.

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