Dyfyniad APA

American Society of Orthodontists. (1901). Annual meeting. Mosby.

Dyfyniad Arddull Chicago

American Society of Orthodontists. Annual Meeting. [St. Louis: Mosby, 1901.

Dyfyniad MLA

American Society of Orthodontists. Annual Meeting. Mosby, 1901.

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