Criteria for the selection and use of visuals in instruction a handbook - Gropper, George Leonard; Glasgow, Zita (Englewood Cliffs, N.J. Educational Technology Publications, 1971)
'Prepared by the American Institutes for Research, Pittsburgh, Pennsylvania for the Bureau of Naval Personnel under contract no. N00022-68-C-0106.'
Accompanied by'A workbook by George L. Gropper, Zita Glasgow and Jean Klingensmith' (1 v. (various pagings) 28 cm.) published: Englewood Cliffs, N.J., Educational Technology Publications 1971
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Keywords: Visual education -- Programmed instruction