00249nam a22001097a 4500 65115 65112 297.5 A L I Ali .A. ALn- Daffa studies in the Exact science In Medieval Islam singapore 243p BK 0 0 0 0 REF REF 2019-07-08 0 297.5 A L I (Shelf -19C) R11799 2019-07-08 00:00:00 BK