APA (7th ed.) Zitazioa

Frayn, M. (2010). Michael Frayn Plays 4: Copenhagen - democracy - afterlife, with an introduction by the author. Methuen Drama.

Chicago Style (17th ed.) Zitazioa

Frayn, Michael. Michael Frayn Plays 4: Copenhagen - Democracy - Afterlife, with an Introduction by the Author. London: Methuen Drama, 2010.

MLA (9th ed.) Zitazioa

Frayn, Michael. Michael Frayn Plays 4: Copenhagen - Democracy - Afterlife, with an Introduction by the Author. Methuen Drama, 2010.