Dyfyniad APA
Bigsby, C. W. E. (1999). Contemporary American playwrights. Cambridge University Press.
Dyfyniad Arddull Chicago
Bigsby, C. W. E. Contemporary American Playwrights. Cambridge, UK : New York: Cambridge University Press, 1999.
Dyfyniad MLA
Bigsby, C. W. E. Contemporary American Playwrights. Cambridge University Press, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.