Roberts, R. M. (1989). Serendipity: Accidental discoveries in science. Wiley.
Cita Chicago (17th ed.)Roberts, Royston M. Serendipity: Accidental Discoveries in Science. New York: Wiley, 1989.
Cita MLA (8th ed.)Roberts, Royston M. Serendipity: Accidental Discoveries in Science. Wiley, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.