Engineer, A. (1980). The origin and development of Islam: An essay on its socio-economic growth. Orient Longman.
Chicago-referens (17:e uppl.)Engineer, Asgharali. The Origin and Development of Islam: An Essay on Its Socio-economic Growth. Bombay: Orient Longman, 1980.
MLA-referens (8:e uppl.)Engineer, Asgharali. The Origin and Development of Islam: An Essay on Its Socio-economic Growth. Orient Longman, 1980.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.