Kay, R. F. (1980). Platyrrhine origins: a reappraisal of the dental evidence. In R. Ciochon & B. Chiarelli (Eds.), Evolutionary Biology of the New World Monkeys and Continental Drift (pp. 159–188). New York: Plenum Press.

Kay, R. F. “Platyrrhine origins: a reappraisal of the dental evidence.” In Evolutionary Biology of the New World Monkeys and Continental Drift, edited by R. Ciochon and B. Chiarelli, 159–88. New York: Plenum Press, 1980.

Kay RF. Platyrrhine origins: a reappraisal of the dental evidence. In: Ciochon R, Chiarelli B, editors. Evolutionary Biology of the New World Monkeys and Continental Drift. New York: Plenum Press; 1980. p. 159–88.

Kay, R. F. “Platyrrhine origins: a reappraisal of the dental evidence.” Evolutionary Biology of the New World Monkeys and Continental Drift, edited by R. Ciochon and B. Chiarelli, Plenum Press, 1980, pp. 159–88.

Kay RF. Platyrrhine origins: a reappraisal of the dental evidence. In: Ciochon R, Chiarelli B, editors. Evolutionary Biology of the New World Monkeys and Continental Drift. New York: Plenum Press; 1980. p. 159–188.