Cita APA (7a ed.)

De Groot, J. (2004). Nature in American philosophy. Catholic University of America Press.

Cita Chicago Style (17a ed.)

De Groot, Jean. Nature in American Philosophy. Washington, D.C.: Catholic University of America Press, 2004.

Cita MLA (9a ed.)

De Groot, Jean. Nature in American Philosophy. Catholic University of America Press, 2004.