WEST CHRIS. (2001). COMPETITIVE INTELLIGENCE. PALGRAVE MACMILLAN.
Chicago-čujuhus (17. p.)WEST CHRIS. COMPETITIVE INTELLIGENCE. NEW YORK: PALGRAVE MACMILLAN, 2001.
MLA-čujuhus (9. p.)WEST CHRIS. COMPETITIVE INTELLIGENCE. PALGRAVE MACMILLAN, 2001.
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