APA (7th ed.) Citation

Frebel, A., & Christlieb, N. (2006). The Oxygen Abundance of HE 1327-2326. The astrophysical journal. Part 2, Letters, 638(1), . https://doi.org/10.1086/500592

Chicago Style (17th ed.) Citation

Frebel, Anna, and Norbert Christlieb. "The Oxygen Abundance of HE 1327-2326." The Astrophysical Journal. Part 2, Letters 638, no. 1 (2006). https://doi.org/10.1086/500592.

MLA (9th ed.) Citation

Frebel, Anna, and Norbert Christlieb. "The Oxygen Abundance of HE 1327-2326." The Astrophysical Journal. Part 2, Letters, vol. 638, no. 1, 2006, https://doi.org/10.1086/500592.