Besterfield, Dale H.
Quality control : a practical approach
2004
 Multimedia
Caplen, Rowland
A practical approach quality control / Rowland Caplen
Business Books , 1975
 Buku Teks SO
Smith, C.S.
Quality and reliability: an integrated approach
Pitman, 1969
 Buku Teks SO
Cantor, Abigail F.
Water distribution system monitoring : a practical approach for evaluating drinking water quality
CRC Press, Taylor &​ Francis Group, 2018
 Buku Teks
Quality management
by Howard S. Gitlow [and others]
McGraw-Hill, 2005
 Buku Teks SO