Dixon, W. J., & Massey, F. J. (1951). Introduction statistical analysis. McGraw-Hill.
Cita Chicago (17th ed.)Dixon, Wilfrid Joseph, i Frank Jones Massey. Introduction Statistical Analysis. New York: McGraw-Hill, 1951.
Cita MLA (9th ed.)Dixon, Wilfrid Joseph, i Frank Jones Massey. Introduction Statistical Analysis. McGraw-Hill, 1951.
Atenció: Aquestes cites poden no estar 100% correctes.