Ben-Ze`ev, Aaron, author
Cambridge University Press, 2004
Buku Teks
Stout, Rick, author
McGraw-Hill, 1996
Buku Referensi
Schneider, Gary P., author
Course Technology Cengage Learning, 2013
Buku Teks
Abraham, Ralph, author
Telos , 1995
Buku Teks
Kent, Peter, author
Prentice Hall of India, 1996
Buku Teks