EN Corporate authors OECD Language English Topic LiteracyCross national assessment Region/Country CambodiaAsia and the PacificEcuadorAmericas and the CaribbeanGuatemalaHondurasPanamaParaguaySenegalAfricaZambia Linguistic grouping Latin AmericaFrench speaking AfricaFrench speaking countriesEnglish speaking Africa Project Programme for International Student Assessment, PISA for Development