Borowitz, Sydney, author
Addison-Wesley, 1966
Buku Teks
Hughes, Edward, author
Longmans, 1970
Buku Teks
Acosta, Virgilio, author
Harper International, 1973
Buku Teks
Sandin, T.R., author
Addison-Wesley, 1989
Buku Teks
Cutnell, John D., author
John Wiley & Sons, 2001
Buku Teks