Bascom, W. R. (1993). Sixteen cowries: Yoruba divination from Africa to the New World (1st Midland Book ed.). Indiana University Press.
Cita Chicago Style (17a ed.)Bascom, William Russell. Sixteen Cowries: Yoruba Divination from Africa to the New World. 1st Midland Book ed. Bloomington [etc.]: Indiana University Press, 1993.
Cita MLA (9a ed.)Bascom, William Russell. Sixteen Cowries: Yoruba Divination from Africa to the New World. 1st Midland Book ed. Indiana University Press, 1993.
Precaución: Estas citas no son 100% exactas.