APA引文

Doll, R., & Peto, R. (1980). Randomised controlled trials and retrospective controls.

Chicago Style (17th ed.) Citation

Doll, R., and R. Peto. Randomised Controlled Trials and Retrospective Controls. 1980.

MLA引文

Doll, R., and R. Peto. Randomised Controlled Trials and Retrospective Controls. 1980.

警告：這些引文格式不一定是100％准確.