| 2003 | - | Computer Models of the Evolution of Language and Languages - Livingstone | :: | 2 |
| Hurford, J. R. (1992). An Approach to the Phylogeny of the Language Faculty. In The Evolution of Human Languages. J. A. Hawkins and M. Gell-Mann (Eds.), Addison-Wesley: 273-303.
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| 2002 | - | Did language evolve like the vertebrate eye? - Botha | :: | |
| Hurford, J.R., 1992. An approach to the phylogeny of the language faculty. In: Hawkins, J.A., Gell-Mann, M. (Eds.), The Evolution of Human Languages. Adison-Wesley Publishing Company, Redwood City, California, pp. 273-303.
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