Futcher, W. (1976). Decriptive statistics for introductory measurement. Andrews University Press.
Cita Chicago (17th ed.)Futcher, W.G.A. Decriptive Statistics for Introductory Measurement. Andrews University Press, 1976.
Cita MLA (9th ed.)Futcher, W.G.A. Decriptive Statistics for Introductory Measurement. Andrews University Press, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.