Kotter, J. (2007). Our Iceberg is Melting (Audio Book). Blackstone Audio.
芝加哥风格引文Kotter, John. Our Iceberg Is Melting (Audio Book). Blackstone Audio, 2007.
MLA引文Kotter, John. Our Iceberg Is Melting (Audio Book). Blackstone Audio, 2007.
警告：这些引文格式不一定是100％准确.