APA引文

Carter, P., & DeRuiter, A. (1994). Anal warts and squamous carcinoma-in-situ of the anal canal.

Citação norma Chicago

Carter, P., and A. DeRuiter. Anal Warts and Squamous Carcinoma-in-situ of the Anal Canal. 1994.

MLA引文

Carter, P., and A. DeRuiter. Anal Warts and Squamous Carcinoma-in-situ of the Anal Canal. 1994.

警告：這些引文格式不一定是100％准確.