Campo Villegas, G. (1992). Claretian Martyrs of Barbastro. Claretian Publications.
Cita Chicago Style (17a ed.)Campo Villegas, Gabriel. Claretian Martyrs of Barbastro. Quezon city (Philippines): Claretian Publications, 1992.
Cita MLA (9a ed.)Campo Villegas, Gabriel. Claretian Martyrs of Barbastro. Claretian Publications, 1992.
Precaución: Estas citas no son 100% exactas.
