West, Michael D.
The new method readers for students of English reader II / Michael West
Longmans, Green and Co., 1951
 Buku Teks
English in fact : students book / Michael Lucas
Heinemann Educational Books, 1981
 Buku Teks
French, F. G.
Self-help exercises for practice in English; Book III
Oxford University Press, 1947
 Buku Teks
Lambirth, Andrew
Reflective reader : primary english
Learning Matters, 2005
 Buku Teks
Webster's third new international dictionary : of the English language unabridged with seven language dictionary : volume III
Encyclopaedia Britannica, 1981
 Buku Referensi