Tong, Y. (1990). The multivariate normal distribution. Springer-Verlag.
Cita Chicago (17th ed.)Tong, Y.L. The Multivariate Normal Distribution. New York: Springer-Verlag, 1990.
Cita MLA (9th ed.)Tong, Y.L. The Multivariate Normal Distribution. Springer-Verlag, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.