Finlay, William W.
McGraw-Hill, 1955
Buku Teks
Fulmer, Robert M.
Richard D. Irwin , 1983
Buku Teks
Maier, Norman R.F.
John Wiley & Sons, 1956
Buku Teks SO
Hunt, John W.
McGraw-Hill, 1976
Buku Teks SO
edited by John W. Jones, Brian D. Steffy, Douglas W. Bray
Lexington Books, 1991
Buku Referensi