Cita APA (7th ed.)
Weber, R. J. (1992). Forks, phonographs, and hot air balloons: A field guide to inventive thinking. Oxford University Press.
Cita Chicago (17th ed.)
Weber, Robert J. Forks, Phonographs, and Hot Air Balloons: A Field Guide to Inventive Thinking. New York: Oxford University Press, 1992.
Cita MLA (9th ed.)
Weber, Robert J. Forks, Phonographs, and Hot Air Balloons: A Field Guide to Inventive Thinking. Oxford University Press, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.