Cita APA (7a ed.)

Rosenstone, R. A. (1969). Crusade of the left: The Lincoln battalion in the Spanish Civil War. Pegasus.

Cita Chicago Style (17a ed.)

Rosenstone, Robert A. Crusade of the Left: The Lincoln Battalion in the Spanish Civil War. New York: Pegasus, 1969.

Cita MLA (9a ed.)

Rosenstone, Robert A. Crusade of the Left: The Lincoln Battalion in the Spanish Civil War. Pegasus, 1969.