Cita APA (7th ed.)

Lieberman, P. (2013). The unpredictable species: What makes humans unique. Princeton University Press.

Cita Chicago (17th ed.)

Lieberman, Philip. The Unpredictable Species: What Makes Humans Unique. Princeton: Princeton University Press, 2013.

Cita MLA (9th ed.)

Lieberman, Philip. The Unpredictable Species: What Makes Humans Unique. Princeton University Press, 2013.

Atenció: Aquestes cites poden no estar 100% correctes.