APA (7th ed.) Citation

Radical Political Abolitionists. Convention. (1855). Abolition documents. [American Abolition Society?].

Chicago Style (17th ed.) Citation

Radical Political Abolitionists. Convention. Abolition Documents. [New York]: [American Abolition Society?], 1855.

MLA (9th ed.) Citation

Radical Political Abolitionists. Convention. Abolition Documents. [American Abolition Society?], 1855.

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