Kay, R. F., & Hylander, W. L. (1978). The dental structure of mammalian folivores wiht special reference to primates and Phalangeroidea (Marsupialia). In G. G. Montgomery (Ed.), The Ecology of Arboreal Folivores (pp. 173–191). Washington, D. C.: Smithsonian Institution Press.

Kay, R. F., and W. L. Hylander. “The dental structure of mammalian folivores wiht special reference to primates and Phalangeroidea (Marsupialia).” In The Ecology of Arboreal Folivores, edited by G. G. Montgomery, 173–91. Washington, D. C.: Smithsonian Institution Press, 1978.

Kay RF, Hylander WL. The dental structure of mammalian folivores wiht special reference to primates and Phalangeroidea (Marsupialia). In: Montgomery GG, editor. The Ecology of Arboreal Folivores. Washington, D. C.: Smithsonian Institution Press; 1978. p. 173–91.

Kay, R. F., and W. L. Hylander. “The dental structure of mammalian folivores wiht special reference to primates and Phalangeroidea (Marsupialia).” The Ecology of Arboreal Folivores, edited by G. G. Montgomery, Smithsonian Institution Press, 1978, pp. 173–91.

Kay RF, Hylander WL. The dental structure of mammalian folivores wiht special reference to primates and Phalangeroidea (Marsupialia). In: Montgomery GG, editor. The Ecology of Arboreal Folivores. Washington, D. C.: Smithsonian Institution Press; 1978. p. 173–191.