APA (7th ed.) Citation

Caffau, E., Sbordone, L., & Ludwig, H. (2011). X-shooter finds an extremely primitive Star. The ESO messenger, 146, .

Chicago Style (17th ed.) Citation

Caffau, Elisabetta, Luca Sbordone, and Hans-Günter Ludwig. "X-shooter Finds an Extremely Primitive Star." The ESO Messenger 146 (2011).

MLA (9th ed.) Citation

Caffau, Elisabetta, et al. "X-shooter Finds an Extremely Primitive Star." The ESO Messenger, vol. 146, 2011.