Invitational Conference on Testing Problems New York, N.Y., Educational Testing Service (U.S.), & Glass, G. V. (1971). The promise and perils of educational information systems. Educational Testing Service.
Παραπομπή σε μορφή Chicago (17η εκδ.)Invitational Conference on Testing Problems New York, N.Y., Educational Testing Service (U.S.), και Gene V. Glass. The Promise and Perils of Educational Information Systems. Princeton, N.J.: Educational Testing Service, 1971.
Παραπομπή σε μορφή MLA (8th εκδ.)Invitational Conference on Testing Problems New York, N.Y., et al. The Promise and Perils of Educational Information Systems. Educational Testing Service, 1971.
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