Dyfyniad APA
Grene, M. (1963). A portrait of Aristotle. University of Chicago Press.
Dyfyniad Arddull Chicago
Grene, Marjorie. A Portrait of Aristotle. Chicago: University of Chicago Press, 1963.
Dyfyniad MLA
Grene, Marjorie. A Portrait of Aristotle. University of Chicago Press, 1963.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.