Goncalves, M. (1999). Linux at work: Building strategic applications for business. Wiley.
Chicago-viite (17. p.)Goncalves, Marcus. Linux at Work: Building Strategic Applications for Business. New York: Wiley, 1999.
MLA-viite (9. p.)Goncalves, Marcus. Linux at Work: Building Strategic Applications for Business. Wiley, 1999.
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