APA (7th ed.) Citation

SK, W., CL, H., & AD, M. (2005). Sheep retrovirus structural protein induces lung tumours. Nature, 434(7035), 904. https://doi.org/10.1038/nature03492

Chicago Style (17th ed.) Citation

SK, Wootton, Halbert CL, and Miller AD. "Sheep Retrovirus Structural Protein Induces Lung Tumours." Nature 434, no. 7035 (2005): 904. https://doi.org/10.1038/nature03492.

MLA (9th ed.) Citation

SK, Wootton, et al. "Sheep Retrovirus Structural Protein Induces Lung Tumours." Nature, vol. 434, no. 7035, 2005, p. 904, https://doi.org/10.1038/nature03492.