Cetic.br. (2022). Executive Summary - Survey on Internet use by children in Brazil: ICT Kids Online Brazil 2021.
芝加哥风格引文Cetic.br. Executive Summary - Survey on Internet Use by Children in Brazil: ICT Kids Online Brazil 2021. 2022.
MLA引文Cetic.br. Executive Summary - Survey on Internet Use by Children in Brazil: ICT Kids Online Brazil 2021. 2022.
警告：这些引文格式不一定是100％准确.