BIBLIOGRAPHY CONTRIBUTOR C.E. Bosworth First name C.E. Last name Bosworth Bibliography entries by this contributor King, David, P. Bearman, Th. Bianquis, C.E. Bosworth, E. van Donzel, and W.P. Heinrichs. 1995. “Rubʿ [Quadrant]”. In Encyclopaedia Of Islam, New Edition, 2nd ed., 8:574-575. Leiden: E. J. Brill.