Santos, R. S. d., & Cetic.br. (2024). For the first time in history half of the population has had access to a computer.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Santos, Rogério Santanna dos, و Cetic.br. For the First Time in History Half of the Population Has Had Access to a Computer. 2024.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Santos, Rogério Santanna dos, و Cetic.br. For the First Time in History Half of the Population Has Had Access to a Computer. 2024.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.