APA引文

Bruun, L., Savage, C., Cronin, A., Hugosson, J., Lilja, H., & Christensson, A. (2009). Increase in percent free prostate-specific antigen in men with chronic kidney disease.

芝加哥风格引文

Bruun, L., C. Savage, A. Cronin, J. Hugosson, H. Lilja, 与 A. Christensson. Increase in Percent Free Prostate-specific Antigen in Men with Chronic Kidney Disease. 2009.

MLA引文

Bruun, L., et al. Increase in Percent Free Prostate-specific Antigen in Men with Chronic Kidney Disease. 2009.

警告:这些引文格式不一定是100%准确.