APA (7e ed.) Bronvermelding

Palmer, G. H. (1903). The nature of goodness. Houghton, Mifflin and company.

Chicago (17e ed.) Bronvermelding

Palmer, George Herbert. The Nature of Goodness. Boston, New York: Houghton, Mifflin and company, 1903.

MLA (8e ed.) Bronvermelding

Palmer, George Herbert. The Nature of Goodness. Houghton, Mifflin and company, 1903.