ACKNOWLEDGEMENTS

I wish to express my sincere gratitnde and appreciation to the following people: • My Promoter, Prof S.D Edwards, for his encouragement and guidance through the duration ofthis study. His support and tolerance have really made this study the success it is; • Professor Chisanga and Miss N.Z. Melane from English Department of Waiter Sisulu University for editing the language in this thesis. • The library Staffofboth the University of Zululand especially Miss Mkhwanase and also Waiter Sisulu University, especia)ly Mrs MjoIi and Mrs Nogemane who were always ready for assistance; • My son, Bulelani (Billy) for his computer expertise and all my office staff, for neat typing ofthis dissertation; • Dr Makhiwane ofHSRC and staffmembers of Research Resource Centre of Water Sisulu University; • Last, but not least my husband, Geoff, for his assistance, support and encouragement, together with all my children and grand children