Collins, R., Baigent, C., & Peto, R. (1996). Benefit of heparin plus aspirin vs aspirin alone in unstable angina.
芝加哥风格引文Collins, R., C. Baigent, 与 R. Peto. Benefit of Heparin Plus Aspirin Vs Aspirin Alone in Unstable Angina. 1996.
MLA引文Collins, R., et al. Benefit of Heparin Plus Aspirin Vs Aspirin Alone in Unstable Angina. 1996.
警告：这些引文格式不一定是100％准确.