Kay, R. F., & Covert, H. H. (1984). Anatomy and behaviour of extinct primates. In D. J. Chivers, B. A. Wood, & A. Bilsborough (Eds.), Food Acquisition and Processing in Primates (pp. 467–508). New York: Plenum Press.

Kay, R. F., and H. H. Covert. “Anatomy and behaviour of extinct primates.” In Food Acquisition and Processing in Primates, edited by D. J. Chivers, B. A. Wood, and A. Bilsborough, 467–508. New York: Plenum Press, 1984.

Kay RF, Covert HH. Anatomy and behaviour of extinct primates. In: Chivers DJ, Wood BA, Bilsborough A, editors. Food Acquisition and Processing in Primates. New York: Plenum Press; 1984. p. 467–508.

Kay, R. F., and H. H. Covert. “Anatomy and behaviour of extinct primates.” Food Acquisition and Processing in Primates, edited by D. J. Chivers et al., Plenum Press, 1984, pp. 467–508.

Kay RF, Covert HH. Anatomy and behaviour of extinct primates. In: Chivers DJ, Wood BA, Bilsborough A, editors. Food Acquisition and Processing in Primates. New York: Plenum Press; 1984. p. 467–508.