Ubuntu 20.04 LTS Server: Administration and Reference

Adrafinil: Central nervous system, Stimulant, Food and Drug Administration

SAP BW: Administration and Performance Optimization

Bureaucratic Politics and Administration in Chile

Ubuntu Unleashed 2015 Edition: Covering 14.10 and 15.04

Ubuntu Linux Toolbox: 1000+ Commands for Ubuntu and Debian Power Users

Professional Ubuntu® Mobile Development

Law and Revolution in South Africa: Ubuntu, Dignity, and the Struggle for...