(1989). Three faiths-one God: A Jewish, Christian, Muslim. Macmillan.
Chicago Style (17th ed.) ZitazioaThree Faiths-one God: A Jewish, Christian, Muslim. London: Macmillan, 1989.
MLA (9th ed.) ZitazioaThree Faiths-one God: A Jewish, Christian, Muslim. Macmillan, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.