This is a list of books that I have found to be useful in preparing this course:

Baker, C. (2000). A Parents' and Teachers' Guide to Bilingualism. 2nd ed. Multilingual Matters.
Harmer, J. (2007). How to Teach English. Pearson Education Ltd.
Larsen-Freeman, D. (2000). Techniques and Principles in Language Teaching. Oxford University Press.
Larsen-Freeman, D. (1990). Teacher's Handbook for the Video Series: Language Teaching Methods.
Lewis, G. (2004). The Internet and Young Learners. OUP.
Lightbown, P. and Spada, N. (2006). How Languages are Learned. Oxford University Press.
Maley, A. (2009). Advanced Learners. OUP.
Maley, A. and Duff, A. (2005). Drama Techniques: A resource book of communication activities for language teachers. Cambridge.
Moon, J. (2000). Children Learning English: A guidebook for English language teachers. MacMillan.
Ong, M.F. and Murugesan, V. (2007). Teaching English to Young Learners. Compass Publishing.
Paul, D. (2003). Teaching English to Children in Asia. Longman.
Phillips, D., Burwood, S., and Dunford, H. (2000). Projects with Young Learners. OUP.
Puchta, H. and Rinvolucri, M. (2005). Multiple Intelligences in EFL. Cambridge.
Reed, C. (2007). 500 Activities for the Primary Classroom. MacMillan.
(0) Richards, J.C. and Renandya, W.A. (2002). Methodology in language teaching : an anthology of current practice. Cambridge.
Scott, W.A. and Ytreberg, L.H. (1990). Teaching English to Children. Longman.
Thornbury, S. (2005). How to Teach Speaking. Longman.
Wright, A. (2009). Storytelling with Children. OUP.