APA Style

Raymond, E. (2001). Cathedral and the Bazaar: Musings on Linux and Open Source by an Accidental Revolutionary . Sebastopol, CA: OReilly.

MLA Style

Raymond, Eric. "Cathedral and the Bazaar: Musings on Linux and Open Source by an Accidental Revolutionary". Sebastopol, CA: OReilly, 2001. TextBook (Hardcopy).