Citazione Stile APA (7a Edizione)

Yu, J., East, J., & Kaltenbach, T. (2016). Surveillance of patients with inflammatory bowel disease. Elsevier.

Citazione stile Chigago Style (17a edizione)

Yu, J., J. East, e T. Kaltenbach. Surveillance of Patients with Inflammatory Bowel Disease. Elsevier, 2016.

Citatione MLA (9a ed.)

Yu, J., et al. Surveillance of Patients with Inflammatory Bowel Disease. Elsevier, 2016.