Criteria for the selection and use of visuals in instruction. A workbook
By: [by] George L. Gropper, Zita Glasgow [and] Jean Klingensmith
Contributors: Glasgow, Zita; Klingensmith, Jean; American Institutes for Research
Publisher: Educational Technology Publications
Published: 1971
Place of publication: Englewood Cliffs, N.J
Language: eng
Subjects: Visual education -- Programmed instruction
Notes: "Prepared by the American Institutes for Research, Pittsburgh, Pennsylvania for the Bureau of Naval Personnel under contract no. N00022-68-C-0106."