Cita APA (7a ed.)

Dorr, D. (2012). Option for the poor and for the earth: Catholic social teaching. Orbis Books.

Cita Chicago Style (17a ed.)

Dorr, Donal. Option for the Poor and for the Earth: Catholic Social Teaching. New York: Orbis Books, 2012.

Cita MLA (9a ed.)

Dorr, Donal. Option for the Poor and for the Earth: Catholic Social Teaching. Orbis Books, 2012.