Springer, M. S., Murphy, W. J., Eizirik, E., & O'Brien, S. J. (2003). Placental mammal diversification and the Cretaceous–Tertiary boundary. The National Academy of Sciences.
Citación estilo ChicagoSpringer, Mark S., William J. Murphy, Eduardo Eizirik, and Stephen J. O'Brien. Placental Mammal Diversification and the Cretaceous–Tertiary Boundary. The National Academy of Sciences, 2003.
Cita MLASpringer, Mark S., William J. Murphy, Eduardo Eizirik, and Stephen J. O'Brien. Placental Mammal Diversification and the Cretaceous–Tertiary Boundary. The National Academy of Sciences, 2003.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.