APA (7 वां संस्करण) प्रशस्ति पत्र
Jenster, P. V., & Søilen, K. S. (2009). Market intelligence: Building strategic insight. Copenhagen Business School Press ; International Specialized Book Services [distributor].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Jenster, Per V., और Klaus Solberg Søilen. Market Intelligence: Building Strategic Insight. [Frederiksberg, Denmark] : Portland, OR: Copenhagen Business School Press ; International Specialized Book Services [distributor], 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Jenster, Per V., और Klaus Solberg Søilen. Market Intelligence: Building Strategic Insight. Copenhagen Business School Press ; International Specialized Book Services [distributor], 2009.
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