Besterfield, Dale H.
Quality control
Prentice-Hall, 1998
 Buku Teks SO
Besterfield, Dale H.
Quality control
Prentice-Hall, 1994
 Buku Teks SO
Besterfield, Dale H.
Quality control
Prentice-Hall, 1979
 Buku Teks SO
Robertson, A.G.
Quality control and reliability
Thomas Nelson & Sons, 1971
 Buku Teks SO
Samson, Charles
Fundamentals of statistical quality control
Addison-Wesley, 1970
 Buku Teks SO