APA (7th ed.) Citation

Gilmore, G., Koch-Hansen, A., & Grebel, E. K. (2008). What is a galaxy? How cold is cold dark matter?: Recent progress in near field cosmology. Arxiv.

Chicago Style (17th ed.) Citation

Gilmore, Gerard, Andreas Koch-Hansen, and Eva K. Grebel. "What Is a Galaxy? How Cold Is Cold Dark Matter?: Recent Progress in Near Field Cosmology." Arxiv 2008.

MLA (9th ed.) Citation

Gilmore, Gerard, et al. "What Is a Galaxy? How Cold Is Cold Dark Matter?: Recent Progress in Near Field Cosmology." Arxiv, 2008.

Warning: These citations may not always be 100% accurate.