Cairo Demographic Center. (1999). Population and development. UNFPA.
Chicago-čujuhus (17. p.)Cairo Demographic Center. Population and Development. Cairo: UNFPA, 1999.
MLA-čujuhus (9. p.)Cairo Demographic Center. Population and Development. UNFPA, 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.