Keeping, E. (1962). Introduction to statistical inference. Van Nostrand.
Cita Chicago (17th ed.)Keeping, E.S. Introduction to Statistical Inference. Prentice, N.J: Van Nostrand, 1962.
Cita MLA (9th ed.)Keeping, E.S. Introduction to Statistical Inference. Van Nostrand, 1962.
Atenció: Aquestes cites poden no estar 100% correctes.