Ramo, S., & Sugar, R. (2009). Strategic business forecasting: A structured approach to shaping the future of your business. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRamo, Simon, और Ronald Sugar. Strategic Business Forecasting: A Structured Approach to Shaping the Future of Your Business. New York: McGraw-Hill, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRamo, Simon, और Ronald Sugar. Strategic Business Forecasting: A Structured Approach to Shaping the Future of Your Business. McGraw-Hill, 2009.
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