APA (7th ed.) Citation

Helmi, A., & White, S. D. M. (1999). Building up the stellar halo of the galaxy. Max-Planck-Inst. für Astrophysik.

Chicago Style (17th ed.) Citation

Helmi, Amina, and Simon D. M. White. Building Up the Stellar Halo of the Galaxy. Garching: Max-Planck-Inst. für Astrophysik, 1999.

MLA (9th ed.) Citation

Helmi, Amina, and Simon D. M. White. Building Up the Stellar Halo of the Galaxy. Max-Planck-Inst. für Astrophysik, 1999.