Donald W. Paden. (1956). Statistics for economics and business. McGraw-Hill.
Cita Chicago (17th ed.)Donald W. Paden. Statistics for Economics and Business. New York: McGraw-Hill, 1956.
Cita MLA (9th ed.)Donald W. Paden. Statistics for Economics and Business. McGraw-Hill, 1956.
Atenció: Aquestes cites poden no estar 100% correctes.