Cita APA (7a ed.)

Humphreys, R., & Vlacos, S. (2010). Creation, environment and ethics. Cambridge Scholars.

Cita Chicago Style (17a ed.)

Humphreys, Rebekah, y Sophie Vlacos. Creation, Environment and Ethics. London: Cambridge Scholars, 2010.

Cita MLA (9a ed.)

Humphreys, Rebekah, y Sophie Vlacos. Creation, Environment and Ethics. Cambridge Scholars, 2010.