Betts. The Sunni-Shi'a Divide. University of Nebraska Press.
Cita Chicago Style (17a ed.)Betts. The Sunni-Shi'a Divide. University of Nebraska Press.
Cita MLA (8a ed.)Betts. The Sunni-Shi'a Divide. University of Nebraska Press.
Precaución: Estas citas no son 100% exactas.