Silvester, P.
Prentice-Hall, 1968
Buku Teks
Vanderlinde, Jack
John Wiley & Sons, 1993
Buku Teks
Kraus, John D. (John Daniel), author
WCB/McGraw-Hill, 1999
Buku Teks
Skitek, Gabriel G.
Prentice-Hall, 1982
Buku Teks
Reitz, John R., author
Addison-Wesley, 1992
Buku Teks