APA (7th ed.) Citation

Helmke, M. (2018). Ubuntu Unleashed 2019 Edition: Covering 18.04, 18.10, 19.04, 13/e (1st edition.). Addison-Wesley Professional.

Chicago Style (17th ed.) Citation

Helmke, Matthew. Ubuntu Unleashed 2019 Edition: Covering 18.04, 18.10, 19.04, 13/e. 1st edition. Addison-Wesley Professional, 2018.

MLA (9th ed.) Citation

Helmke, Matthew. Ubuntu Unleashed 2019 Edition: Covering 18.04, 18.10, 19.04, 13/e. 1st edition. Addison-Wesley Professional, 2018.

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