Toelc Test - CD Buku
Toeic Test With Audio Compact Discs
IELTS(International English Language Testing System)
How to prepare for the toeic : test of English for international communication
Longman preparation series for the new TOEIC test : Intermediate course
Business correspondence : A Guide to everyday writing
Reading infocus : an advanced reader for academic purposes.
Barron's International English Language Testing System (IELTS) : Most up-to-date review and practice test currently available
Barron's International English Language Testing System (IELTS) : Practice exams
Barron's. Essential words for the IELTS
Longman Preparation Series for the Toeic Test : Intoductory Course / Lin Lougheed
Preparation Series For The New Toeic Test : Advanced Course / Lin Lougheed