Fowler, W.S
Nelson english langueage tests: book 3 advanced/ Norman Coe
Nelson, 1976
 Buku Teks
Medicine, Book 2 : special english
English Language Services; editor, Charles J. Hirsch, James A. Curtin
Collier/Macmillan, 1970
 Buku Teks
Murphy, Raymond
English grammar in use : a reference and practice book for intermediate students / Raymond Murphy
Cambridge University Press, 1998
 Buku Teks
Teaching English as a second language: a book of readings
edited by Harold B. Allen
McGraw-Hill, 1965
 Buku Teks
Sharpe, Pamela J.
How to prepare for the TOEFL (Test Of English as a Foreign Language)
Barron's, 2001
 Buku Teks