(1947). Rubaiyat of Omar Khayyam: Rendered in to English verse by. Collins.
Cita Chicago (17th ed.)Rubaiyat of Omar Khayyam: Rendered in to English Verse by. London: Collins, 1947.
Cita MLA (9th ed.)Rubaiyat of Omar Khayyam: Rendered in to English Verse by. Collins, 1947.
Atenció: Aquestes cites poden no estar 100% correctes.