Curriculum Development Institute of Singapore. Division of Educational Technology. (1980). Instructional materials resources and educational television programmes. The Institute.
Παραπομπή σε μορφή Chicago (17η εκδ.)Curriculum Development Institute of Singapore. Division of Educational Technology. Instructional Materials Resources and Educational Television Programmes. Singapore: The Institute, 1980.
Παραπομπή σε μορφή MLA (8th εκδ.)Curriculum Development Institute of Singapore. Division of Educational Technology. Instructional Materials Resources and Educational Television Programmes. The Institute, 1980.
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