Cita APA (7a ed.)

Sayer, R. A. (2011). Why things matter to people: Social science, values and ethical life. Cambridge University Press.

Cita Chicago Style (17a ed.)

Sayer, R. Andrew. Why Things Matter to People: Social Science, Values and Ethical Life. Cambridge ; New York: Cambridge University Press, 2011.

Cita MLA (9a ed.)

Sayer, R. Andrew. Why Things Matter to People: Social Science, Values and Ethical Life. Cambridge University Press, 2011.