APA (7th ed.) Citation
Parshall, P. (1975). The fortress and the fire: Jesus Christ and the challenge of islam. Gospel literature service.
Chicago Style (17th ed.) Citation
Parshall, Phil. The Fortress and the Fire: Jesus Christ and the Challenge of Islam. Bombay: Gospel literature service, 1975.
MLA (9th ed.) Citation
Parshall, Phil. The Fortress and the Fire: Jesus Christ and the Challenge of Islam. Gospel literature service, 1975.
Warning: These citations may not always be 100% accurate.