Ahmed, Syed Iqbal2008-10-222010-01-012008-10-222006http://hdl.handle.net/10399/2023Not currently available online. A paper copy may be available – please contact the Library for help.enAll items in ROS are protected by the Creative Commons copyright license (http://creativecommons.org/licenses/by-nc-nd/2.5/scotland/), with all rights reserved.thesis