Young, Hugh D., 1930-, author
Addison-Wesley, 1996
Buku Teks
Ford, Kenneth W.
Blaisdell Publishing, 1968
Buku Teks
Name, F. W. van, author
Prentice-Hall, 1966
Buku Teks
Weber, Robert L., author
McGraw-Hill, 1959
Buku Teks
Wilson, Harold Albert, author
Blackie & Sons, 1959
Buku Teks