Grosjean, Jacques, author
McGraw-Hill , 1991
Buku Teks
Wilson, Charles E., author
Harper Collins, 1993
Buku Teks
Wilson, Charles E., author
Prentice-Hall, 2006
Buku Teks
Paul, Burton, author
Prentice-Hall, 1979
Buku Teks
Martin, George H., author
Erlangga, 1992
Buku Teks