Dyfyniad APA
Aristotle. (2001). On youth and old age, on life and death, on breathing. Virginia Tech.
Dyfyniad Arddull Chicago
Aristotle. On Youth and Old Age, on Life and Death, on Breathing. [Blacksburg, VA]: Virginia Tech, 2001.
Dyfyniad MLA
Aristotle. On Youth and Old Age, on Life and Death, on Breathing. Virginia Tech, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.