Cetic.br. (2021). Executive Summary - Survey on Internet use by children in Brazil: ICT Kids Online Brazil 2020.
Lua i Stíl Chicago (17ú heag.)Cetic.br. Executive Summary - Survey on Internet Use by Children in Brazil: ICT Kids Online Brazil 2020. 2021.
Lua MLA (9ú heag.)Cetic.br. Executive Summary - Survey on Internet Use by Children in Brazil: ICT Kids Online Brazil 2020. 2021.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.