APA引文

Powell, R. J., & Jenkins, S. (1990). Poststreptococcal reactive arthritis.

Citação norma Chicago

Powell, R J., and S. Jenkins. Poststreptococcal Reactive Arthritis. 1990.

MLA引文

Powell, R J., and S. Jenkins. Poststreptococcal Reactive Arthritis. 1990.

警告：這些引文格式不一定是100％准確.