LIEBOWITZ JAY. (2006). STRATEGIC INTELLIGENCE: BUSINESS INTELLIGENCE, COMPWTITIVE ? AUERBACH PUBLICATION.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLIEBOWITZ JAY. STRATEGIC INTELLIGENCE: BUSINESS INTELLIGENCE, COMPWTITIVE ? BOCA RATON: AUERBACH PUBLICATION, 2006.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLIEBOWITZ JAY. STRATEGIC INTELLIGENCE: BUSINESS INTELLIGENCE, COMPWTITIVE ? AUERBACH PUBLICATION, 2006.
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