Alfed, Louis Edward, author
Wright-Allen Press, 1976
Buku Teks
Forrester, Jay W. (Jay Wright)
The M.I.T. Press, 1979
Buku Teks
Chen, Guang, author
Thomson Learning, 2001
Buku Teks
Abarbanel, Henry D.I., author
World Scientific, 1993
Buku Teks
Shearer, J. Lowen, author
Addison-Wesley, 1971
Buku Teks