APA (7th ed.) Citation

Butts, B. J. (1860). The angel and the 'slaver: A radical poem. Published by the author.

Chicago Style (17th ed.) Citation

Butts, Bryan J. The Angel and the 'Slaver: A Radical Poem. Hopedale, Mass.: Published by the author, 1860.

MLA (9th ed.) Citation

Butts, Bryan J. The Angel and the 'Slaver: A Radical Poem. Published by the author, 1860.