N North-West University Access ETDs via Boloka (NWU Institutional Repository) Print copies via WorldCat Discovery S Important sources ProQuest Dissertations & Theses Global African Digital Repository (Sabinet) Current and Completed Research (Sabinet) NavTech (SA Technikon Research) (Sabinet) UCTD (Union Catalogue of Theses and Dissertations) (Sabinet) View more sources →