Treasures of ancient Nigeria. text by Ekpo Eyo and Frank Willett. editor, Rollyn O. Krichbaum photographer, Dirk Bakker designer, Betty Binns
Eyo, Ekpo Krichbaum, Rollyn O California palace of the Legion of honor .San Francisco, Calif Metropolitan Museum of Art .New York, N.Y 1982, c1980
Verfügbar in 33MQB MQB Bibliothèque de recherche (F-K-B-000019 )