Johnson,Norman L. (1994). Continuous Univariate Distributions (2nd.). John Wiley & Sons, INC.
Cita Chicago (17th ed.)Johnson,Norman L. Continuous Univariate Distributions. 2nd. Canada: John Wiley & Sons, INC, 1994.
Cita MLA (9th ed.)Johnson,Norman L. Continuous Univariate Distributions. 2nd. John Wiley & Sons, INC, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.