Note on sources and footnoting by Howard Barrell
… period. I conducted all but two of these interviews in the 1989-1990 period, Footnote that is after the events with … ferment in the ANC. The first of these periods, mid-1989, was a time of unusually anxious and intense … I was allowed, under supervision over two nights in mid-1989, to copy extracts from this first category of documents …