Home › Authors › Dan Clayton 👤 Dan Clayton 6 books Books by Dan Clayton Language Diversity and World Englishes 2018 Knowing about Language 2016 AQA a Level English Language AQA a Level English Language 2015 Spoken Language Study 2013 AQA A2 English Language Unit AQA A2 English Language Unit 3 Workbook 2012 Oxford International AQA Examinations : International A Level English Language