APA (7th ed.) Citation

Old Sleuth, 1. (2006). Oscar the Detective; Or, Dudie Dunne, The Exquisite Detective. Project Gutenberg.

Chicago Style (17th ed.) Citation

Old Sleuth, 1839?-1898. Oscar the Detective; Or, Dudie Dunne, The Exquisite Detective. Project Gutenberg, 2006.

MLA (9th ed.) Citation

Old Sleuth, 1839?-1898. Oscar the Detective; Or, Dudie Dunne, The Exquisite Detective. Project Gutenberg, 2006.

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