Brey, Barry B., author
Pretice Hall, 1997
Buku Teks
Brey, Barry B., author
Pretice Hall, 1997
Buku Teks
Osborne, Adam, author
Osborne McGraw-Hill, 1981
Buku Teks
Duncan, FG., author
Prentice-Hall, 1979
Buku Teks
Halsall, Fred, author
Pitman, 1982
Buku Teks