"Published on the occasion of the exhibition Africa, the art of a continent, Royal Academy of Arts, London, 4 October 1995-21 January 1996" - t.p.verso.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Africa : the art of a continent. ISBN 3791316036. Publication and catalogue information, links to buy online and reader comments.
