TY  - BOOK
AU  - Bonner,Michael
TI  - The emergence of the thughur: the Arab-Byzantine frontier in the early Abbasid age 
U1  - 956.051 20A
PY  - 1989///
CY  - Ann Arbor
PB  - University Microfilms International
N1  - Th. : Hist. : Princeton, Princeton University : 1987; Bibliogr. p. 279-294
ER  -