APA (7th ed.) Citation

Yanny, B., Grebel, E. K., & Vidrih, S. (2009). SEGUE: A spectroscopic survey of 240,000 stars with g = 14-20. The astronomical journal, 137(5), . https://doi.org/10.1088/0004-6256/137/5/4377

Chicago Style (17th ed.) Citation

Yanny, Brian, Eva K. Grebel, and Simon Vidrih. "SEGUE: A Spectroscopic Survey of 240,000 Stars with G = 14-20." The Astronomical Journal 137, no. 5 (2009). https://doi.org/10.1088/0004-6256/137/5/4377.

MLA (9th ed.) Citation

Yanny, Brian, et al. "SEGUE: A Spectroscopic Survey of 240,000 Stars with G = 14-20." The Astronomical Journal, vol. 137, no. 5, 2009, https://doi.org/10.1088/0004-6256/137/5/4377.