Dyfyniad APA

Techniques in Gastrointestinal Endoscopy. Cambridge University Press.

Dyfyniad Arddull Chicago

Techniques in Gastrointestinal Endoscopy. Cambridge University Press.

Dyfyniad MLA

Techniques in Gastrointestinal Endoscopy. Cambridge University Press.

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