The set text is:
Tomlinson, B. (ed.) (2003) Developing Materials for Language Teaching. London, Continuum.
The Additional Readings are:
Harwood, N. (ed.) (2010) English Language Teaching Materials: Theory and Practice. Cambridge, Cambridge University Press
McGrath, I. (2002) Materials Evaluation and Design for Language Teaching. Edinburgh, Edinburgh Textbooks in Applied Linguistics
Tomlinson, B. (ed.) (2011) Materials Development in Language Teaching. Cambridge, Cambridge University Press