Source Book for Teaching English as a Foreign Language, Lewis, Michael & Hill, J

Teaching English as a Foreign Language, C. Dawson

Grammar Review for the Test of English As a Foreign Language, Andrew F. Murphy

Teach Yourself Teaching English as a Foreign/Second Language, David Riddell

How to Prepare for the Toefl: Test of English As a Foreign Language, Pamela J. S

A Practical Guide to the Teaching of English As a Second or Foreign Language, Va

Test Your Prepositions (English Language Teaching), Peter Watcyn Jones

101 Word Games for Students of English As a Second or Foreign Language, Varios A