THIS LINK IS VERY USEFUL FOR YOU AS A STUDENT OF ENGLISH PEDAGOGY.ESPECIALLY IF YOU ARE IN METHODOLOGY EFL III.TAKE A LOOK UNIT FIFTEEN.

http://books.google.es/books?id=Nna-jgwZ4LsC&printsec=frontcover&hl=es&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false

PENNY UR A COURSE IN LANGUAGE TEACHING