Colbert, E. H. (1969). Evolution of the vertebrates: A history of the backboned animals through time. New York: Wiley.
Trích dẫn kiểu ChicagoColbert, Edwin Harris. Evolution of the Vertebrates: A History of the Backboned Animals Through Time. New York: Wiley, 1969.
Deismireacht MLAColbert, Edwin Harris. Evolution of the Vertebrates: A History of the Backboned Animals Through Time. New York: Wiley, 1969.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.