APA引文

Leeming, R. D. (1965). Foreign Body in Oesophagus.

Citação norma Chicago

Leeming, R. D. Foreign Body in Oesophagus. 1965.

MLA引文

Leeming, R. D. Foreign Body in Oesophagus. 1965.

警告：這些引文格式不一定是100％准確.