Currance, Phillip L.
Elsevier, 2005
Buku Teks SO
Flint, Thos
W.B. Saunders, 1958
Buku Teks SO
Cashman, John R.
CRC Press, Taylor & Francis Group, 2008
Buku Referensi
Dutta, Subijoy
McGraw-Hill, 2002
Buku Teks
Mistovich, Joseph J.
Prentice-Hall, 2000
Buku Teks SO