Statistical calculations /
Gupta, C. B.
Statistical calculations / C.B. Gupta ; Vidya Ratna*. - 2. ed., repr. - New Delhi: vikas, 1970. - 655 p.
706902297
519.5076
Statistical calculations / C.B. Gupta ; Vidya Ratna*. - 2. ed., repr. - New Delhi: vikas, 1970. - 655 p.
706902297
519.5076