Dyfyniad APA

Hart, A. L., & Ng, S. C. (2012). Inflammatory bowel disease: An evidence-based practical guide (First edition.). TFM.

Dyfyniad Arddull Chicago

Hart, Ailsa L., and Siew Chin Ng. Inflammatory Bowel Disease: An Evidence-based Practical Guide. First edition. Harley: TFM, 2012.

Dyfyniad MLA

Hart, Ailsa L., and Siew Chin Ng. Inflammatory Bowel Disease: An Evidence-based Practical Guide. First edition. TFM, 2012.

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