Camp, Sue C., author
Glencoe/McGraw-Hill, 2001
Buku Teks
Camp, Sue C., author
McGraw-Hill, 2001
Multimedia
Grellet, Francoise, author
Cambridge University Press, 1994
Buku Referensi
Chandrasegaran, Antonia, author
McGraw-Hill, 1995
Buku Teks
Chang, Valeri, author
Cengage Learning, 2013
Buku Teks