Matthews Kelli. (2009). Principles of public relations. Mcgraw -hill.
芝加哥风格引文Matthews Kelli. Principles of Public Relations. New Delhi: Mcgraw -hill, 2009.
MLA引文Matthews Kelli. Principles of Public Relations. Mcgraw -hill, 2009.
警告：这些引文格式不一定是100％准确.