1. Approaches and Methods In Language
by Richards & Rogers
ISBN 0521008433
2. Zero Prep: Ready-to-Go Activities for The Language Classroom
ISBN 1-882483-64-2
by Pollard & Hess
3. Principles of Language Learning and Teaching 5th Ed.
by H. D. Brown
ISBN#0-13-199128-0
4. Keys to Teaching Grammar to English Language Learners : A Practical Handbook
by Keith S. Folse
ISBN 9780472032204
5. Language Assessment 2nd Ed.
by H.D. Brown
ISBN#9780138149314