APA引文

Vega, S. (1982). Does vitamin A prevent smokers from developing lung cancer?

Citación estilo Chicago

Vega, Sileny. Does Vitamin A Prevent Smokers From Developing Lung Cancer? 1982.

MLA引文

Vega, Sileny. Does Vitamin A Prevent Smokers From Developing Lung Cancer? 1982.

警告：這些引文格式不一定是100％准確.