TY - BOOK AU - Tritton, A. S. TI - The caliphs and their non-muslim subjects : : a critical study of the covenant of Umar / U1 - 953.02 TRI PY - 1930/// CY - London : PB - Oxford University Press, KW - Political science KW - Islamic Empire KW - Dhimmis (Islamic law) KW - Islam KW - Caliphs KW - Freedom of religion KW - Islamic law KW - Islamic countries ER -