Dyfyniad APA

Aristotle. (1549). Aristototelis [sic] stagiritae, svmmi philosophi, ethicorvm sive moralium nicomachorum libri decem. ex officina Bartholomei Grauii.

Dyfyniad Arddull Chicago

Aristotle. Aristototelis [sic] Stagiritae, Svmmi Philosophi, Ethicorvm Sive Moralium Nicomachorum Libri Decem. Louanii: ex officina Bartholomei Grauii, 1549.

Dyfyniad MLA

Aristotle. Aristototelis [sic] Stagiritae, Svmmi Philosophi, Ethicorvm Sive Moralium Nicomachorum Libri Decem. ex officina Bartholomei Grauii, 1549.

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