Cita APA (7a ed.)

Bowles, S., & Gintis, H. (2013). A cooperative species: Human reciprocity and its evolution. Princeton University.

Cita Chicago Style (17a ed.)

Bowles, Samuel, y Herbert Gintis. A Cooperative Species: Human Reciprocity and Its Evolution. Princeton: Princeton University, 2013.

Cita MLA (9a ed.)

Bowles, Samuel, y Herbert Gintis. A Cooperative Species: Human Reciprocity and Its Evolution. Princeton University, 2013.