@misc{Zuckerman_L._A_1981,
 author={Zuckerman, L. and Thrope, W. H. and Terrace, H. S. and Young, J. Z. and Williams, B. and Harrison, B. and Pears, D. F. and Midgley, M. B. and Douglas, J. and Whitty, C. W. M.},
 volume={194},
 copyright={Rights Reserved - Restricted Access},
 address={London},
 journal={Journal of Zoology, Lond.},
 howpublished={online},
 year={1981},
 publisher={Wiley-Blackwell},
 language={eng},
 title={A discussion on the grammatical competence of apes},
 type={Text},
 keywords={Grammatical},
}