APA (7th ed.) Citation

Duncan, S. J. (2004). A Daughter of To-Day. Project Gutenberg.

Chicago Style (17th ed.) Citation

Duncan, Sara Jeannette. A Daughter of To-Day. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Duncan, Sara Jeannette. A Daughter of To-Day. Project Gutenberg, 2004.

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