Metcalf, F. (1994). The Penguin dictionary of jokes, wisecracks, quips, and quotes. Penguin.
Lua i Stíl Chicago (17ú heag.)Metcalf, Fred. The Penguin Dictionary of Jokes, Wisecracks, Quips, and Quotes. London ; New York, N.Y.: Penguin, 1994.
Lua MLA (8ú heag.)Metcalf, Fred. The Penguin Dictionary of Jokes, Wisecracks, Quips, and Quotes. Penguin, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.