APA引文

Roesch, W. (1974). Gastro-oesophageal reflux and hiatus hernia—endoscopy.

Citação norma Chicago

Roesch, W. Gastro-oesophageal Reflux and Hiatus Hernia—endoscopy. 1974.

MLA引文

Roesch, W. Gastro-oesophageal Reflux and Hiatus Hernia—endoscopy. 1974.

警告：這些引文格式不一定是100％准確.