APA引文

(2004). Passive smoking increases the risk of heart disease. BMJ Publishing Group Ltd.

Citação norma Chicago

Passive Smoking Increases the Risk of Heart Disease. BMJ Publishing Group Ltd, 2004.

MLA引文

Passive Smoking Increases the Risk of Heart Disease. BMJ Publishing Group Ltd, 2004.

警告：這些引文格式不一定是100％准確.