Cita APA

Pooley, D. (2010). Globular cluster x-ray sources. National Academy of Sciences.

Chicago Style Citation

Pooley, David. Globular Cluster X-ray Sources. National Academy of Sciences, 2010.

Cita MLA

Pooley, David. Globular Cluster X-ray Sources. National Academy of Sciences, 2010.

Atenció: Aquestes cites poden no estar 100% correctes.