APA (7th ed.) Citation

McPherson, J. M. (1990). Battle cry of freedom: The civil war era. Penguin Books.

Chicago Style (17th ed.) Citation

McPherson, James M. Battle Cry of Freedom: The Civil War Era. London [u.a.]: Penguin Books, 1990.

MLA (9th ed.) Citation

McPherson, James M. Battle Cry of Freedom: The Civil War Era. Penguin Books, 1990.