Citazione Stile APA (7a Edizione)

Mason, J., Dixon, F., Grimes, H., & Jones, G. (2016). Pyopericardium secondary to achalasia-associated squamous cell carcinoma of the oesophagus. Royal College of Surgeons of England.

Citazione stile Chigago Style (17a edizione)

Mason, J., F. Dixon, H. Grimes, e G. Jones. Pyopericardium Secondary to Achalasia-associated Squamous Cell Carcinoma of the Oesophagus. Royal College of Surgeons of England, 2016.

Citatione MLA (9a ed.)

Mason, J., et al. Pyopericardium Secondary to Achalasia-associated Squamous Cell Carcinoma of the Oesophagus. Royal College of Surgeons of England, 2016.