An investigation into the academic writing: Difficulties of Saudi Postgraduate Students Submitted by Noof Saleh M Alharbi To The University of Exeter as a thesis for the degree of Doctor of Philosophy in Education December 2017 This thesis is available for library use on the understanding that it is copyright material and that no quotation from this thesis may be published without proper acknowledgement. I certify that all material in this thesis which is not my own work has been identified and that no material has previously been submitted and approved for the award of a degree by any other university. Signature: ……………………………………………………………………………….