Gupta, P. R.
Statistical quality control / by P. R. Gupta - Delhi : Khanna Publishers, 1981. - 816 p. ; 22 cm.
519.86 / GUP
Statistical quality control / by P. R. Gupta - Delhi : Khanna Publishers, 1981. - 816 p. ; 22 cm.
519.86 / GUP