Law, Averill M.
McGraw-Hill, 2007
Buku Teks SO
edited by Lawrence E. Widman; Kenneth A. Loparo; Norman R. Nielsen
John Wiley & Sons, 1989
Buku Teks SO
Woods, Robert L.
Prentice-Hall, 1997
Buku Teks SO
Law, Averill M.
McGraw-Hill , 2007
Multimedia
Nelson, Barry L.
McGraw-Hill Book , 1995
Buku Teks SO