Ward, H. (1927). Charles Darwin and the theory of evolution. New Home Library.
Citación estilo ChicagoWard, Henshaw. Charles Darwin and the Theory of Evolution. New York: New Home Library, 1927.
Cita MLAWard, Henshaw. Charles Darwin and the Theory of Evolution. New Home Library, 1927.
Warning: These citations may not always be 100% accurate.