APA (7th ed.) Citation

Appenzeller, I., Noll, S., & Stahl, O. (2004). The metal absorption systems of the FDF QSO 0103-260. Recycling intergalactic and interstellar matter.

Chicago Style (17th ed.) Citation

Appenzeller, Immo, Stefan Noll, and Otmar Stahl. "The Metal Absorption Systems of the FDF QSO 0103-260." Recycling Intergalactic and Interstellar Matter 2004.

MLA (9th ed.) Citation

Appenzeller, Immo, et al. "The Metal Absorption Systems of the FDF QSO 0103-260." Recycling Intergalactic and Interstellar Matter, 2004.