Diamandis, P. H., & Kotler, S. (2012). Abundance: The future is better than you think (1st Free Press hardcover ed.). Free Press.
Cita Chicago (17th ed.)Diamandis, Peter H., i Steven Kotler. Abundance: The Future Is Better than You Think. 1st Free Press hardcover ed. New York: Free Press, 2012.
Cita MLA (8th ed.)Diamandis, Peter H., i Steven Kotler. Abundance: The Future Is Better than You Think. 1st Free Press hardcover ed. Free Press, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.