APA (7th ed.) Citation

Douglas, A. M. (2009). A Little Girl in Old Philadelphia. Project Gutenberg.

Chicago Style (17th ed.) Citation

Douglas, Amanda Minnie. A Little Girl in Old Philadelphia. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Douglas, Amanda Minnie. A Little Girl in Old Philadelphia. Project Gutenberg, 2009.

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