APA (7th ed.) Citation

ProQuest (Firm), Hedges, S. B., & Kumar, S. (2009). The timetree of life. Oxford University Press.

Chicago Style (17th ed.) Citation

ProQuest (Firm), S. Blair Hedges, and Sudhir Kumar. The Timetree of Life. Oxford ; New York: Oxford University Press, 2009.

MLA (9th ed.) Citation

ProQuest (Firm), et al. The Timetree of Life. Oxford University Press, 2009.

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