APA (7e ed.) Bronvermelding

Willis, K., Gillson, L., & Virah-Sawmy, M. (2008). Nature or nuture: The ambiguity of C4 grasslands in Madagascar. Blackwell Publishing.

Chicago (17e ed.) Bronvermelding

Willis, K., L. Gillson, en M. Virah-Sawmy. Nature or Nuture: The Ambiguity of C4 Grasslands in Madagascar. Blackwell Publishing, 2008.

MLA (9e ed.) Bronvermelding

Willis, K., et al. Nature or Nuture: The Ambiguity of C4 Grasslands in Madagascar. Blackwell Publishing, 2008.