Gould, S. J. Ontogeny and Phylogeny. Cambridge, Mass., Harvard University Press, 1977.
90
Diamond, J. The Rise and Fall of the Third Chimpanzee. London, Radius, 1991.
91
Morris, D. Dogs: The ultimate dictionary of over 1000 dog breeds. London, Ebury Press, 2001.
92
Vila, C. J., Maldonado, E., and R. K. Wayne Phylogenetic Relationships, Evolution, and Genetic Diversity of the Domestic Dog // Journal of Heredity, 90 (1999), 71-77.
