Weiner, E.S.C., compiler
The Oxford guide to English usage
Clarendon Press, 1993
 Buku Referensi
The Cambridge guide to literature in English
edited by Ian Qusby
Cambridge University Press, 1988
 Buku Referensi
Korean food guide in English
Korea Foundation
Cookand/Besthome, 2003
 Buku Teks
Peters, Pam
The Cambridge guide to English usage
Cambridge University Press, 2006
 Buku Referensi
The Cambridge guide to literature in English
edited by Ian Ousby
Cambridge University Press, 1993
 Buku Referensi