Newbury, F. D. (1952). Business forecasting: Principles and practice. McGraw-Hill.
Chicago Style (17. basım) AtıfNewbury, Frank Davies. Business Forecasting: Principles and Practice. N.Y.: McGraw-Hill, 1952.
MLA (8th ed.) AtıfNewbury, Frank Davies. Business Forecasting: Principles and Practice. McGraw-Hill, 1952.
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