Richards, S. (2001). Monitoring clinical trials. Interim data should not be publicly available.
芝加哥风格引文Richards, S. Monitoring Clinical Trials. Interim Data Should Not Be Publicly Available. 2001.
MLA引文Richards, S. Monitoring Clinical Trials. Interim Data Should Not Be Publicly Available. 2001.
警告：这些引文格式不一定是100％准确.