Stansfield , W. D. (1977). The Science of evolution. Macmillan.
Citación estilo ChicagoStansfield , William D. The Science of Evolution. New York: Macmillan, 1977.
Cita MLAStansfield , William D. The Science of Evolution. Macmillan, 1977.
Warning: These citations may not always be 100% accurate.