Peter Shaffer Related books Amadeus Perennial • 2001 Black Comedy French • 1968 Equus Penguin USA • 1984 Equus Varsitybooks.Com • 1993 Equus Simon & Schuster • 2005 Equus (Acting Edition) French • 1974 Equus (Penguin Plays) Penguin Group USA • 1984 Equus (Penguin Plays) Penguin • 1976 Lettice & lovage: A comedy Harper & Row Lettice and Lovage: A Comedy Harpercollins • 1990 Peter Shaffer's Amadeus Harper & Row Peter Shaffer's Amadeus Harpercollins The Royal Hunt of the Sun: A Play Concerning the Conquest of Peru Penguin Books Ltd • 1981 White Liars [A Play] French • 1976