Mastering American English: with recorded exercises for intermediate and advanced students / editor, Grant Taylor
McGraw-Hill, 1956
 Buku Teks SO
Walters, Margan L
Intermediate dictionary of American english
N.Y.Holt,Rinehart and winston,ic, 1966
 Buku Teks
The holt intermediate dictionary of American English
Holt, Rinehard and Winston, Inc.
Holt, Rinehart and Winston,Inc, 1966
 Buku Teks SO
The holt intermediate dictionary of American English
Holt, Rinehart and Winston, 1966
 Buku Referensi
Hadfield, Jill
Reading games : a collection of reading games and activities for intermediate to advanced students of English / Jill Hadfield and Charles Hadfield
International Thomson Publishing Company, 1995
 Buku Teks SO