APA (7th ed.) Citation

De Jong, R., Davies, R., Minchin, R., Lucey, J., & Steel, J. (1998). Cores or cusps in elliptical galaxies: Luminosity or environment?

Chicago Style (17th ed.) Citation

De Jong, R., R. Davies, R. Minchin, JR Lucey, and J. Steel. Cores or Cusps in Elliptical Galaxies: Luminosity or Environment? 1998.

MLA (9th ed.) Citation

De Jong, R., et al. Cores or Cusps in Elliptical Galaxies: Luminosity or Environment? 1998.