Frye, N. (1995). A natural perspective: The development of Shakespearean comedy and romance. Columbia University Press.
Lua i Stíl Chicago (17ú heag.)Frye, Northrop. A Natural Perspective: The Development of Shakespearean Comedy and Romance. New York: Columbia University Press, 1995.
Lua MLA (8ú heag.)Frye, Northrop. A Natural Perspective: The Development of Shakespearean Comedy and Romance. Columbia University Press, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.