Loveday, R. (1974). Practical statistics and probability. Cambridge Uni. press.
Cita Chicago (17th ed.)Loveday, Robert. Practical Statistics and Probability. NULL: Cambridge Uni. press, 1974.
Cita MLA (9th ed.)Loveday, Robert. Practical Statistics and Probability. Cambridge Uni. press, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.