Johnson, David E.
Prentice-Hall, 1984
Buku Teks SO
by David E. Johnson ... [et.al]
John Wiley , 1999
Buku Teks SO
Yorke, R.
Pergamon Press, 1986
Buku Teks SO
Riches, B.E.
ESM, 1989
Buku Teks SO
Ryder, John D. (John Douglas)
Prentice-Hall, 1973
Buku Teks