Schrage, Michael. Serious play : how the world's best companies simulate to innovate / Michael Schrage. - Boston : Harvard Business School Press, 2000. - xxiv, 244 p. ; 25 cm. Includes Index. Includes bibliographical references. ISBN: 0875848141 (hbk.) Subjects--Topical Terms: Technological innovations--Management--Simulation methods.Technological innovations--Management--Simulation methods.