McCarthy, Michael
English vocabulary in use : upper-intermediate & advanced
Erlangga, 2002
 Buku Teks SO
Tilbury, Alex
English unlimited : upper intermediate
Cambridge University Press, 2011
 Multimedia
Tilbury, Alex
English unlimited : upper intermediate
Cambridge University Press, 2011
 Multimedia
Jones, Leo
Eight simulation for upper-intermediate and more advanced students of English : controller's book / Leo Jones
Cambridge University Press, 1989
 Buku Teks SO
Tilbury, Alex
English unlimited : B2 upper intermediate teacher's Pack
Cambridge University Press , 2011
 Buku Teks