Schulz, K., Altman, D., & Moher, D. (2002). Allocation concealment in clinical trials.
芝加哥风格引文Schulz, K., D. Altman, 与 D. Moher. Allocation Concealment in Clinical Trials. 2002.
MLA引文Schulz, K., et al. Allocation Concealment in Clinical Trials. 2002.
警告：这些引文格式不一定是100％准确.