Allsop, Jake
English for Cambridge first certificate: a new course / by Jake Allsop
Cassell, 1981
 Buku Teks
Tomasowa, Francien Herlen
English for non-english departements
Universitas Brawijaya , 2005
 Buku Teks
Tomasowa, Francien Herlen
English for management
Universitas Brawijaya, 2005
 Buku Teks
Eastwood, John
English for travel
Oxford University Press, 1994
 Buku Teks
Puchta, Herbert
English in mind
Cambridge University Press, 2010
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