Hennekens, C., Buring, J., & Peto, R. (1992). Aspirin in ischemic heart disease.
芝加哥风格引文Hennekens, C., J. Buring, 与 R. Peto. Aspirin in Ischemic Heart Disease. 1992.
MLA引文Hennekens, C., et al. Aspirin in Ischemic Heart Disease. 1992.
警告：这些引文格式不一定是100％准确.