APA (7th ed.) Citation

Irving, F. B., & Merrill, F. T. (2008). Six Girls: A Home Story. Project Gutenberg.

Chicago Style (17th ed.) Citation

Irving, Fannie Belle, and Frank T. Merrill. Six Girls: A Home Story. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Irving, Fannie Belle, and Frank T. Merrill. Six Girls: A Home Story. Project Gutenberg, 2008.

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