Cita APA

Aitken, P., Erwin, L., & Fulton, J. D. (1988). Benign tumour of the ampulla of Vater presenting with portal hypertension. BMJ Group.

Citación estilo Chicago

Aitken, P., L. Erwin, y J. D. Fulton. Benign Tumour of the Ampulla of Vater Presenting With Portal Hypertension. BMJ Group, 1988.

Cita MLA

Aitken, P., L. Erwin, y J. D. Fulton. Benign Tumour of the Ampulla of Vater Presenting With Portal Hypertension. BMJ Group, 1988.