Dyfyniad APA

(1923). Diseases of the Stomach and upper Alimentary Tract.

Dyfyniad Arddull Chicago

Diseases of the Stomach and Upper Alimentary Tract. 1923.

Dyfyniad MLA

Diseases of the Stomach and Upper Alimentary Tract. 1923.

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