APA-viite (7. p.)
Vibert, C. (2000). Web-based analysis for competitive intelligence. Quorum Books.
Chicago-viite (17. p.)
Vibert, Conor. Web-based Analysis for Competitive Intelligence. Westport, Conn.: Quorum Books, 2000.
MLA-viite (9. p.)
Vibert, Conor. Web-based Analysis for Competitive Intelligence. Quorum Books, 2000.
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