Jones, Clive T.
McGraw-Hill, 1991
Buku Referensi
Spellman, Frank R.
CRC Press, 2009
Buku Referensi
Mulcahy, David E.
McGraw-Hill, 1994
Buku Referensi
Chase, Richard B.
Irwin , 1995
Buku Teks SO
Dilworth, James B., 1939-
McGraw-Hill , 1993
Buku Teks SO