R.U.R.: War with the Newts: Karel Capek: 9780575099456: Amazon.com: Books
R. U. R. (Rossum's Universal Robots): Capek, Karel, Playfair, Nigel, Selver, Paul: 9781420963052: Amazon.com: Books
R.U.R. by Karel Čapek | Goodreads
R. U. R.: Capek, Karel: 9781475071900: Amazon.com: Books
R.U.R. by Capek Karel - Paperback - 1st printing. Written in 1920, R.U.R. premiered in Prague in 192 - 1980 - from Fantastic Literature Ltd (SKU: FY21.179)