(1989). Conceptual and numerical analysis of data. Springer-Verlag.
Cita Chicago (17th ed.)Conceptual and Numerical Analysis of Data. New York: Springer-Verlag, 1989.
Cita MLA (9th ed.)Conceptual and Numerical Analysis of Data. Springer-Verlag, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.