Cita APA (7a ed.)

Wallace, D. J., Gies, D. R., Moffat, A. F., Shara, M. M., & Niemelä, V. S. (2005). Hubble Space Telescope imaging of the WR 38/WR 38a cluster.

Cita Chicago Style (17a ed.)

Wallace, Debra J., Douglas R. Gies, Anthony F.J Moffat, Michael M. Shara, y Virpi Sinikka Niemelä. Hubble Space Telescope Imaging of the WR 38/WR 38a Cluster. 2005.

Cita MLA (8a ed.)

Wallace, Debra J., et al. Hubble Space Telescope Imaging of the WR 38/WR 38a Cluster. 2005.