Cita APA (7th ed.)

Feller, J. (2005). Perspectives on free and open source software. MIT Press.

Cita Chicago (17th ed.)

Feller, Joseph. Perspectives on Free and Open Source Software. Cambridge, Mass: MIT Press, 2005.

Cita MLA (9th ed.)

Feller, Joseph. Perspectives on Free and Open Source Software. MIT Press, 2005.