1. Brown, H. Douglas. (2001). Teaching by Principles: An Interactive Approach to Language Pedagogy.(2nd ed.). New York: Addison Wesley Longman, Inc.(Chapter 5).
2. Understanding Challenges Faced by Chinese Teachers of English;Cheng;Teaching English as a Second Language,2004
3. Defining “Highly Qualifi ed Teachers”: What Does “Scientifically-Based Research” Actually Tell Us?;Darling-Hammond;Educational Researcher,2002
4. Does Teacher Certification Matter? Evaluating the Evidence;Darling-Hammond;Educational Evaluation and Policy Analysis,2001
5. Variation in Teacher Preparation: How Well Do Different Pathways Prepare teachers to teach?;Darling-Hammond;Journal of Teacher Education,2001