(1967). Aspects of educational technology: The proceedings of the Programmed Learning Conference held at Loughborough, 15-18 April 1966; edited by Derick Unwin and John Leedham.
Citace podle Chicago (17th ed.)Aspects of Educational Technology: The Proceedings of the Programmed Learning Conference Held at Loughborough, 15-18 April 1966; Edited by Derick Unwin and John Leedham. 1967.
Citace podle MLA (9th ed.)Aspects of Educational Technology: The Proceedings of the Programmed Learning Conference Held at Loughborough, 15-18 April 1966; Edited by Derick Unwin and John Leedham. 1967.
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