Parallel Persian text and English translation.
Facsimile reprint of: 2nd ed. London : Trübner and Co., 1901.
The quatrians of Omar Khayyám : the Persian text with an English verse translation by Omar Khayyam. ISBN 0900860723. Published by Octagon Press for the Sufi Trust in 1980. Publication and catalogue information, links to buy online and reader comments.