Cite
First Very Large Telescope/X-shooter spectroscopy of early-type stars outside the Local Group★.
MLA
Hartoog, O. E., et al. “First Very Large Telescope/X-Shooter Spectroscopy of Early-Type Stars Outside the Local Group★.” Monthly Notices of the Royal Astronomical Society, vol. 422, no. 1, May 2012, pp. 367–78. EBSCOhost, https://doi.org/10.1111/j.1365-2966.2012.20615.x.
APA
Hartoog, O. E., Sana, H., de Koter, A., & Kaper, L. (2012). First Very Large Telescope/X-shooter spectroscopy of early-type stars outside the Local Group★. Monthly Notices of the Royal Astronomical Society, 422(1), 367–378. https://doi.org/10.1111/j.1365-2966.2012.20615.x
Chicago
Hartoog, O. E., H. Sana, A. de Koter, and L. Kaper. 2012. “First Very Large Telescope/X-Shooter Spectroscopy of Early-Type Stars Outside the Local Group★.” Monthly Notices of the Royal Astronomical Society 422 (1): 367–78. doi:10.1111/j.1365-2966.2012.20615.x.