APA (7th ed.) Citation

Dearborn, H. A. S. (1839). Letters on the internal improvements and commerce of the West. [s.n.].

Chicago Style (17th ed.) Citation

Dearborn, Henry Alexander Scammell. Letters on the Internal Improvements and Commerce of the West. S.l: [s.n.], 1839.

MLA (9th ed.) Citation

Dearborn, Henry Alexander Scammell. Letters on the Internal Improvements and Commerce of the West. [s.n.], 1839.