APA (7th ed.) Citation

Membrey, P., Verhoeven, T., & Angenendt, R. (2009). The Definitive Guide to CentOS (1st ed. 2009.). Apress : Imprint: Apress.

Chicago Style (17th ed.) Citation

Membrey, Peter, Tim Verhoeven, and Ralph Angenendt. The Definitive Guide to CentOS. 1st ed. 2009. Berkeley, CA: Apress : Imprint: Apress, 2009.

MLA (9th ed.) Citation

Membrey, Peter, et al. The Definitive Guide to CentOS. 1st ed. 2009. Apress : Imprint: Apress, 2009.