Dyfyniad APA

Cass, S. Free as in freedom: Richard Stallman's crusade for free software [Book Review]. IEEE spectrum.

Dyfyniad Arddull Chicago

Cass, S. "Free as in Freedom: Richard Stallman's Crusade for Free Software [Book Review]." IEEE Spectrum .

Dyfyniad MLA

Cass, S. "Free as in Freedom: Richard Stallman's Crusade for Free Software [Book Review]." IEEE Spectrum, .

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