Rao, C. R. (1973). Linear statistical inference and its applications (2a. ed.). John Wiley.

Rao, Calyampudi R. Linear Statistical Inference and Its Applications. 2a. ed. Nueva York: John Wiley, 1973.

Rao, Calyampudi R. Linear Statistical Inference and Its Applications. 2a. ed. John Wiley, 1973.