Niven, D. (2002). Tilt?: The search for media bias. Praeger.
芝加哥风格引文Niven, David. Tilt?: The Search for Media Bias. Westport, Conn.: Praeger, 2002.
MLA引文Niven, David. Tilt?: The Search for Media Bias. Praeger, 2002.
警告：这些引文格式不一定是100％准确.
APA引文