Holden, Robert
Laurence King Publishing, 1996
Buku Referensi
Hannebaun, Leroy
Reston Publishing, 1981
Buku Teks SO
Sauter, David
Delmar/Cengage Learning, 2011
Buku Teks
Landphair, Harlow C.
Elsevier, 1979
Buku Teks SO
Ito, Miwako
Process Architecture, [Date of publication not identified]
Buku Teks