Spencer, R. (2007). Religion of peace?: Why Christianity is and Islam isn't. Regnery Pub..
芝加哥风格引文Spencer, Robert. Religion of Peace?: Why Christianity Is and Islam Isn't. Washington, DC: Regnery Pub., 2007.
MLA引文Spencer, Robert. Religion of Peace?: Why Christianity Is and Islam Isn't. Regnery Pub., 2007.
警告：这些引文格式不一定是100％准确.