APA (7th ed.) Citation

Farrell, S. A., Webb, N. A., Barret, D., Godet, O., & Rodrigues, J. M. (2009). An intermediate-mass black hole of over 500 solar masses in the galaxy ESO 243-49. Nature, 460(7251), 73. https://doi.org/10.1038/nature08083

Chicago Style (17th ed.) Citation

Farrell, Sean A., Natalie A. Webb, Didier Barret, Olivier Godet, and Joana M. Rodrigues. "An Intermediate-mass Black Hole of over 500 Solar Masses in the Galaxy ESO 243-49." Nature 460, no. 7251 (2009): 73. https://doi.org/10.1038/nature08083.

MLA (9th ed.) Citation

Farrell, Sean A., et al. "An Intermediate-mass Black Hole of over 500 Solar Masses in the Galaxy ESO 243-49." Nature, vol. 460, no. 7251, 2009, p. 73, https://doi.org/10.1038/nature08083.