Penenberg, A. L. (2013). Play at work: How games inspire breakthrough thinking. Portfolio/Penguin.
Cita Chicago Style (17a ed.)Penenberg, Adam L. Play at Work: How Games Inspire Breakthrough Thinking. New York: Portfolio/Penguin, 2013.
Cita MLA (8a ed.)Penenberg, Adam L. Play at Work: How Games Inspire Breakthrough Thinking. Portfolio/Penguin, 2013.
Precaución: Estas citas no son 100% exactas.