K̲h̲ayyām, H. �. (1347 [1928 or 1929]). al-K̲h̲ayyām : yaʻnī tarjumah muntak̲h̲abah ʻUmar K̲h̲ayyām Nīshāpūrī /. Mat̤baʻ-i Shams al-Mat̤ābiʿ,.