(2019). The survey of adult skills: Reader's companion (Third edition.). Organisation for Economic Co-Operation and Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)The Survey of Adult Skills: Reader's Companion. Third edition. Paris, France: Organisation for Economic Co-Operation and Development, 2019.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)The Survey of Adult Skills: Reader's Companion. Third edition. Organisation for Economic Co-Operation and Development, 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.