"gupta, r c. "
Statistical quality control: / R.C. Gupta - 1 ed. - india : khanna 1983. - "ix, 1294p.; 21 cm."
658. 568 gup
Statistical quality control: / R.C. Gupta - 1 ed. - india : khanna 1983. - "ix, 1294p.; 21 cm."
658. 568 gup