Dyfyniad APA

Barr, H., & Almond, M. (2012). The future developments in upper GI cancer. Frontline Gastroenterol.

Dyfyniad Arddull Chicago

Barr, Hugh, and Max Almond. "The Future Developments in Upper GI Cancer." Frontline Gastroenterol 2012.

Dyfyniad MLA

Barr, Hugh, and Max Almond. "The Future Developments in Upper GI Cancer." Frontline Gastroenterol 2012.

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