APA (7th ed.) Citation

Harvey, P. H., & Pagel, M. D. (1991). The Comparative method in evolutionary biology. Oxford University Press.

Chicago Style (17th ed.) Citation

Harvey, Paul H., and Mark D. Pagel. The Comparative Method in Evolutionary Biology. Oxford: Oxford University Press, 1991.

MLA (8th ed.) Citation

Harvey, Paul H., and Mark D. Pagel. The Comparative Method in Evolutionary Biology. Oxford University Press, 1991.

Warning: These citations may not always be 100% accurate.