TOEFL IBT (BARRON'S): SUPERPACK (10 AUDIO CDS) (1 BK./11 CD-ROM) **

GRAMMAR FOR IELTS (COLLINS ENGLISH FOR EXAMS) (1 BK./1 CD-ROM)

ผู้แต่ง : FIONA AISH et al.

LONGMAN PREPARATION SERIES FOR THE TOEIC TEST: LISTENING AND READING (INTRODUCTION) (WITH ANSWER KEY

ผู้แต่ง : LIN LOUGHEED

CAMBRIDGE IELTS 13 GENERAL TRAINING: AUTHENTIC EXAMINATION PAPERS (STUDENT'S BOOK WITH ANSWERS)

CAMBRIDGE IELTS 13 GENERAL TRAINING: AUTHENTIC EXAMINATION PAPERS (STUDENT'S BOOK+ANSWER+AUDIO)

EXPERT IELTS 6: COURSEBOOK WITH ONLINE AUDIO

ผู้แต่ง : CLARE WALSH

EXPERT IELTS 6: STUDENT'S RESOURCE BOOK WITH KEY

ผู้แต่ง : FELICITY O'DELL

EXPERT IELTS 6: STUDENT'S RESOURCE BOOK WITHOUT KEY

ผู้แต่ง : FELICITY O'DELL

EXPERT IELTS 5: COURSEBOOK WITH ONLINE AUDIO

ผู้แต่ง : ELAINE BOYD

EXPERT IELTS 5: STUDENT'S RESOURCE BOOK WITH KEY

ผู้แต่ง : LOUIS ROGERS