Ryan, Thomas P.
Statistical methods for quality improvement
Wiley, 1989
Buku Teks
Cowden, Dudley J.
Statistical methods in quality control
Prentice-Hall, 1957
Buku Teks SO
Kume, Hitoshi
Metoda statistik peningkatan mutu = Statistical methods for quality improvement / by Hitoshi Kume ; penerjemah Cornel Naibaho, Nawolo Widodo
Mediyatama Sarana Perkasa, 1988
Buku Teks
Wadsworth, Harrison M.
Modern methods for quality control and improvement
John Wiley & Sons, 2001
Buku Teks
Schrock, Edward M.
Quality control and statistical methods / Edward M. Schrock
Reinhold, 1961
Buku Teks SO