>> Click [##] for more detail about the paper. | Click (##) to the citation page.
| 2009 | |||
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| [1] | Pika, S. and Mitani, J. C. (2009) The Directed Scratch: Evidence for a Referential Gesture in Chimpanzees? In Rudolf Botha and Chris Knight, editors, The Prehistory Of Language. Oxford University Press. | ||