APA (7th ed.) Citation

Optic, O. (1870). Down the Rhine, or, Young America in Germany: A story of travel and adventure. Lee and Shepard.

Chicago Style (17th ed.) Citation

Optic, Oliver. Down the Rhine, or, Young America in Germany: A Story of Travel and Adventure. Boston: Lee and Shepard, 1870.

MLA (9th ed.) Citation

Optic, Oliver. Down the Rhine, or, Young America in Germany: A Story of Travel and Adventure. Lee and Shepard, 1870.