3rd July 2009.  Link on ADT site now points to VUIR.  Full-text loaded, contents removed from VUIR, and access amended to 'registered users' only.  Lyn

1st July 2009  This thesis is restricted to VU campuses only on ADT.  The full-text cannot be loaded onto VUIR, as restriction to campus only is not possible.  Note added to record, and full-text thesis removed;  'Front matter' available via VUIR.  Lyn.