↑ Wilson, P.J., Grewal, S., Lawford, I.D., Heal, J.N.M., Granacki, A.G., Pennock, D., Theberge, J.B., Theberge, M.T., Voigt, D.R., Waddell, W., Chambers, R.E., Paquet, P.C., Goulet, G., Cluff, D., White, B.N. (2000). "DNA profiles of the eastern Canadian wolf and the red wolf provide evidence for a common evolutionary history independent of the gray wolf". Canadian Journal of Zoology. 78: 2156–2166. |access-date= memerlukan |url= (bantuan)Selenggaraan CS1: Menggunakan parameter authors (link)
↑ Rutledge, L. Y. (Mei 2010). Evolutionary origins, social structure, and hybridization of the eastern wolf (Canis lycaon), [tesis], Universiti Trent, Peterborough, Ontario, Kanada
