Bryson, Bill
The penguin dictionary of troublesome words
Penguin Books, 1987
 Buku Referensi
Kenyon, John Samuel
A pronouncing dictionary of American English
Merriam-Webster ; G. & C. Merriam Co., 1953
 Buku Referensi
Jones, Daniel
An English pronouncing dictionary : containing 54,860 words in international phonetic transcription
Dent, 1940
 Buku Referensi
Jones, Daniel
English pronouncing dictionary
Everymans`s Reference Library, 1956
 Buku Teks
Jones, Daniel
Cambridge english pronouncing dictionary
Cambridge University Press, 2003
 Buku Teks