APA (7th ed.) Citation

Spencer. (2003). Onward Muslim soldiers: How jihad still threatens America and the West. Regnery Pubshing.

Chicago Style (17th ed.) Citation

Spencer. Onward Muslim Soldiers: How Jihad Still Threatens America and the West. Washington, D.C: Regnery Pubshing, 2003.

MLA (8th ed.) Citation

Spencer. Onward Muslim Soldiers: How Jihad Still Threatens America and the West. Regnery Pubshing, 2003.