Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.