Cita APA (7a ed.)

Barnett, S. (1988). Biology and freedom: An essay on the implications of human ethology. Cambridge University Press.

Cita Chicago Style (17a ed.)

Barnett, S.A. Biology and Freedom: An Essay on the Implications of Human Ethology. Cambridge, United Kingdom: Cambridge University Press, 1988.

Cita MLA (9a ed.)

Barnett, S.A. Biology and Freedom: An Essay on the Implications of Human Ethology. Cambridge University Press, 1988.