APA引文

Christiansen, J., Kirkegaard, P., & Ibsen, J. (1979). Prognosis after treatment of villous adenomas of the colon and rectum.

Citação norma Chicago

Christiansen, J., P. Kirkegaard, and J. Ibsen. Prognosis After Treatment of Villous Adenomas of the Colon and Rectum. 1979.

MLA引文

Christiansen, J., P. Kirkegaard, and J. Ibsen. Prognosis After Treatment of Villous Adenomas of the Colon and Rectum. 1979.

警告：這些引文格式不一定是100％准確.