APA (7th ed.) Citation

Hagadorn, W. (1851). A comparison of American and British slavery.

Chicago Style (17th ed.) Citation

Hagadorn, William. A Comparison of American and British Slavery. 1851.

MLA (9th ed.) Citation

Hagadorn, William. A Comparison of American and British Slavery. 1851.

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