Gefen, D. (2010). The Art of Successful Information Systems Outsourcing. Business Expert Press.
Chicago Style aipamenaGefen, David. The Art of Successful Information Systems Outsourcing. Business Expert Press, 2010.
MLA aipamenaGefen, David. The Art of Successful Information Systems Outsourcing. Business Expert Press, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.