ebrary, Inc, Leggott, M., & Muir, S. P. (2005). Open source software. Emerald Group Publishing.
Chicago Style (17th ed.) Zitazioaebrary, Inc, Mark Leggott, eta Scott P. Muir. Open Source Software. Bradford, England: Emerald Group Publishing, 2005.
MLA (9th ed.) Zitazioaebrary, Inc, et al. Open Source Software. Emerald Group Publishing, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.