APA引文

Warren, B. F., Armstrong, J. S., & Davies, J. D. (1991). Rectal gelatin coating: A marking tool for pathologists.

Citação norma Chicago

Warren, B F., J S. Armstrong, and J D. Davies. Rectal Gelatin Coating: A Marking Tool for Pathologists. 1991.

MLA引文

Warren, B F., J S. Armstrong, and J D. Davies. Rectal Gelatin Coating: A Marking Tool for Pathologists. 1991.

警告：這些引文格式不一定是100％准確.