Chen, Guang
Thomson Learning, 2001
Buku Teks SO
Abarbanel, Henry D.I.
World Scientific, 1993
Buku Teks SO
Alfed, Louis Edward
Wright-Allen Press, 1976
Buku Teks SO
Rosenberg, Ronald C.
McGraw-Hill, 1983
Buku Teks SO
Luft, Joseph
Mayfield Publishing Company, 1984
Buku Teks SO