ENGINEER, A. A. (1980). The origin and development of Islam. Orient Longman.
芝加哥风格引文ENGINEER, Ashgar Ali. The Origin and Development of Islam. Bombay: Orient Longman, 1980.
MLA引文ENGINEER, Ashgar Ali. The Origin and Development of Islam. Orient Longman, 1980.
警告：这些引文格式不一定是100％准确.