Curriculum Development Institute of Singapore. Division of Educational Technology. (1980). Instructional materials resources and educational television programmes. The Institute.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Curriculum Development Institute of Singapore. Division of Educational Technology. Instructional Materials Resources and Educational Television Programmes. Singapore: The Institute, 1980.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Curriculum Development Institute of Singapore. Division of Educational Technology. Instructional Materials Resources and Educational Television Programmes. The Institute, 1980.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.