Eyo Ekpo, Bakker Dirk Photographer, Binns, B., Krichbaum Rollyn O., & Willett Frank. (1980). Treasures of ancient nigeria (First edition.). Alfred A. Knopf.
Chicago-čujuhus (17. p.)Eyo Ekpo, Bakker Dirk Photographer, Betty Binns, Krichbaum Rollyn O., juo Willett Frank. Treasures of Ancient Nigeria. First edition. New York: Alfred A. Knopf, 1980.
MLA-čujuhus (9. p.)Eyo Ekpo, et al. Treasures of Ancient Nigeria. First edition. Alfred A. Knopf, 1980.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.