Dyfyniad APA

Baum, G. L. a. (1997). Textbook of pulmonary diseases (6th ed.). Lippincott Williams & Wilkins.

Dyfyniad Arddull Chicago

Baum, Gerald L...[et al]. Textbook of Pulmonary Diseases. 6th ed. Philadelphia: Lippincott Williams & Wilkins, 1997.

Dyfyniad MLA

Baum, Gerald L...[et al]. Textbook of Pulmonary Diseases. 6th ed. Lippincott Williams & Wilkins, 1997.

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