Sheriff, A. (1990). Slaves, spices and ivory in Zanzibar. Tanzania publ..
Chicago-čujuhus (17. p.)Sheriff, Abdul. Slaves, Spices and Ivory in Zanzibar. Tanzania: Tanzania publ., 1990.
MLA-čujuhus (9. p.)Sheriff, Abdul. Slaves, Spices and Ivory in Zanzibar. Tanzania publ., 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.