Dyfyniad APA
Hilmes, O., & Spencer, S. (2010). Cosima Wagner: The lady of Bayreuth. Yale University Press.
Dyfyniad Arddull Chicago
Hilmes, Oliver, and Stewart Spencer. Cosima Wagner: The Lady of Bayreuth. New Haven: Yale University Press, 2010.
Dyfyniad MLA
Hilmes, Oliver, and Stewart Spencer. Cosima Wagner: The Lady of Bayreuth. Yale University Press, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.