Fritz, A. (2000). International classification of diseases for oncology <i>en</i>.
芝加哥风格引文Fritz, April. International Classification of Diseases for Oncology <i>en</i>. 2000.
MLA引文Fritz, April. International Classification of Diseases for Oncology <i>en</i>. 2000.
警告：这些引文格式不一定是100％准确.