@article{PA20120231.pdf, <br>author="Pamela R. Willoughby",<br>title="Henshilwood, C.S. and F. d'Errico (eds.)--Homo symbolicus: The Dawn of Language, Imagination and Spirituality.",<br>journal="PaleoAnthropology",<br>year="2012",<br>volume="2012",<br>pages="231-232"<br>}