Dyfyniad APA

Netter, F. H., & Oppenheimer, E. Digestive system: Upper digestive tract.

Dyfyniad Arddull Chicago

Netter, Frank H., and Ernst Oppenheimer. Digestive System: Upper Digestive Tract.

Dyfyniad MLA

Netter, Frank H., and Ernst Oppenheimer. Digestive System: Upper Digestive Tract.

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