1.
図書 |
edited for the Association for Programmed Learning and Educational Technology by David Brook and Philip Race ; general editor R. E. B. Budgett
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2.
図書 |
edited for the Association for Programmed Learning and Educational Technology by Philip Hills and John Gilbert ; general editor R.E.B. Budgett
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3.
図書 |
editors, Anne Howe and A.J. Romiszowski
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