Cita APA (7th ed.)

Eyo Ekpo, Bakker Dirk Photographer, Binns, B., Krichbaum Rollyn O., & Willett Frank. (1980). Treasures of ancient nigeria (First edition.). Alfred A. Knopf.

Cita Chicago (17th ed.)

Eyo Ekpo, Bakker Dirk Photographer, Betty Binns, Krichbaum Rollyn O., i Willett Frank. Treasures of Ancient Nigeria. First edition. New York: Alfred A. Knopf, 1980.

Cita MLA (9th ed.)

Eyo Ekpo, et al. Treasures of Ancient Nigeria. First edition. Alfred A. Knopf, 1980.