Carvalho, S., Biro, D., Cunha, E., Hockings, K., McGrew, W., Richmond, B., & Matsuzawa, T. (2012). Chimpanzee carrying behaviour and the origins of human bipedality. Elsevier.
Chicago-viite (17. p.)Carvalho, S., D. Biro, E. Cunha, K. Hockings, W. McGrew, B. Richmond, ja T. Matsuzawa. Chimpanzee Carrying Behaviour and the Origins of Human Bipedality. Elsevier, 2012.
MLA-viite (9. p.)Carvalho, S., et al. Chimpanzee Carrying Behaviour and the Origins of Human Bipedality. Elsevier, 2012.
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