Παραπομπή σε μορφή APA (7η εκδ.)

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.

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (9th εκδ.)

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