Hennekens, C., Buring, J., & Peto, R. (1992). Aspirin in ischemic heart disease.
Chicago Style aipamenaHennekens, C., J. Buring, and R. Peto. Aspirin in Ischemic Heart Disease. 1992.
MLA aipamenaHennekens, C., et al. Aspirin in Ischemic Heart Disease. 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.