Cameron, Susan, 1958-
Perfecting your english pronunciation
McGaw-Hill, 2011
 Multimedia
Cameron, Susan, 1958-
Perfecting your english pronunciation
McGraw-Hill, 2011
 Multimedia
Cameron, Susan, 1958-
Perfecting your english pronunciation
McGaw-Hill, 2011
 Multimedia
Jones, Daniel
English pronouncing dictionary
Cambridge University Press, 1992
 Buku Referensi
MacCarthy, Peter A.
An English pronouncing vocabulary
Heffer, 1950
 Buku Teks SO