APA (7th ed.) Citation

(1838). Hints on a cheap mode of purchasing the liberty of a slave population .. G.A. Neumann.

Chicago Style (17th ed.) Citation

Hints on a Cheap Mode of Purchasing the Liberty of a Slave Population .. New York: G.A. Neumann, 1838.

MLA (9th ed.) Citation

Hints on a Cheap Mode of Purchasing the Liberty of a Slave Population .. G.A. Neumann, 1838.