Não informado. (2018). Population Reports. Johns Hopkins University, Population Information Program.
Cita Chicago Style (17a ed.)Não informado. Population Reports. Baltimore, Md: Johns Hopkins University, Population Information Program, 2018.
Cita MLA (8a ed.)Não informado. Population Reports. Johns Hopkins University, Population Information Program, 2018.
Precaución: Estas citas no son 100% exactas.