APA (7th ed.) Citation

Crane, W., & Evans, E. (2008). The Baby's Opera. Project Gutenberg.

Chicago Style (17th ed.) Citation

Crane, Walter, and Edmund Evans. The Baby's Opera. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Crane, Walter, and Edmund Evans. The Baby's Opera. Project Gutenberg, 2008.

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