APA (7th ed.) Citation

Campbell, D. M. (2005). A Sketch of the History of Oneonta. Project Gutenberg.

Chicago Style (17th ed.) Citation

Campbell, Dudley M. A Sketch of the History of Oneonta. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Campbell, Dudley M. A Sketch of the History of Oneonta. Project Gutenberg, 2005.

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