Dyfyniad APA

Tolkien Society (England). Eryn-A-Bereth Smial. Eryn-A-Bereth Smial [membership letter]. Eryn-A-Bereth Smial, Tolkien Society.

Dyfyniad Arddull Chicago

Tolkien Society (England). Eryn-A-Bereth Smial. Eryn-A-Bereth Smial [membership Letter]. Waterlooville: Eryn-A-Bereth Smial, Tolkien Society.

Dyfyniad MLA

Tolkien Society (England). Eryn-A-Bereth Smial. Eryn-A-Bereth Smial [membership Letter]. Eryn-A-Bereth Smial, Tolkien Society.

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