Dyfyniad APA

Hill, B. M., Helmke, M., & Burger, C. (2010). The official Ubuntu book (5th ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Hill, Benjamin Mako, Matthew Helmke, and Corey Burger. The Official Ubuntu Book. 5th ed. Upper Saddle River, NJ: Prentice Hall, 2010.

Dyfyniad MLA

Hill, Benjamin Mako, et al. The Official Ubuntu Book. 5th ed. Prentice Hall, 2010.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.