Cita APA (7a ed.)
Martin, S. (2014). The Cathars: The rise and fall of the great heresy. Pocket Essentials.
Cita Chicago Style (17a ed.)
Martin, Sean. The Cathars: The Rise and Fall of the Great Heresy. Herts, Alabama: Pocket Essentials, 2014.
Cita MLA (9a ed.)
Martin, Sean. The Cathars: The Rise and Fall of the Great Heresy. Pocket Essentials, 2014.
Precaución: Estas citas no son 100% exactas.