1. Language and Problems of Knowledge;Chomsky,1988
2. Imitation, Grammatical Development and the Invention of Protogrammar by an Ape;Greenfield,1991
3. Modularity of Mind;Fodor,1983
4. Natural Language and Natural Selection;Pinker;Behav Brain Sci,1990
5. Rethinking Mammalian Brain Evolution;Deacon;Am Zool,1990