Bird, W. R. (1991). The origin of species revisited: The theories of evolution and of abrupt appearance. Regency.
Cita Chicago Style (17a ed.)Bird, Wendell R. The Origin of Species Revisited: The Theories of Evolution and of Abrupt Appearance. Nashville, Tenn: Regency, 1991.
Cita MLA (9a ed.)Bird, Wendell R. The Origin of Species Revisited: The Theories of Evolution and of Abrupt Appearance. Regency, 1991.
Precaución: Estas citas no son 100% exactas.
