Cita APA (7th ed.)
Kimbel, W. H., Rak, Y., & Johanson, D. C. (2004). The skull of Australopithecus afarensis. Oxford University Press.
Cita Chicago (17th ed.)
Kimbel, William H., Yoel Rak, i Donald C. Johanson. The Skull of Australopithecus Afarensis. Oxford ; New York: Oxford University Press, 2004.
Cita MLA (9th ed.)
Kimbel, William H., et al. The Skull of Australopithecus Afarensis. Oxford University Press, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.