Gayakwad, Ramakant A.
Prentice-Hall, 2000
Buku Teks SO
Coughlin, Robert F.
Prentice-Hall, 2001
Buku Teks
Carr, Joseph J.
Harcourt Brace Javanovich, 1990
Buku Teks
Franco, Sergio
McGraw-Hill , 2002
Buku Teks SO
Franco, Sergio
McGraw-Hill , 2015
Buku Teks SO