APA引文

Charatan, F. (1999). US doctors file lawsuit against antiabortionists. British Medical Journal.

Citação norma Chicago

Charatan, Fred. US Doctors File Lawsuit against Antiabortionists. British Medical Journal, 1999.

MLA引文

Charatan, Fred. US Doctors File Lawsuit against Antiabortionists. British Medical Journal, 1999.

警告：這些引文格式不一定是100％准確.