Omar Khayyam, Burnett, V., & FitzGerald, E. (1970). The Rubaiyat of Omar Khayyam: The first version. The Folio Society.
Cita Chicago Style (17a ed.)Omar Khayyam, Virgil Burnett, y Edward FitzGerald. The Rubaiyat of Omar Khayyam: The First Version. London: The Folio Society, 1970.
Cita MLA (9a ed.)Omar Khayyam, et al. The Rubaiyat of Omar Khayyam: The First Version. The Folio Society, 1970.
Precaución: Estas citas no son 100% exactas.