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Mcgraw-Hill, 2000
Buku Referensi
editor-in-chief, Hardam Singh Azad
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Buku Referensi
Larry W. Mays
McGraw-Hill, 2002.
Buku Teks
J.M. Juran, editor-in-chief; Frank M. Gryna, associate editor
McGraw-Hill, 1988
Buku Referensi
editor in chief, Gerard H. "Gus" Gaynor
McGraw-Hill, 1996
Buku Referensi