Descriptor
| Audiovisual Aids | 1 |
| Color | 1 |
| Research | 1 |
| Visual Discrimination | 1 |
| Visual Impairments | 1 |
Source
| AV Communication Review | 1 |
Author
| Chen, Yih-Wen | 1 |
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Chen, Yih-Wen – AV Communication Review, 1971
Descriptors: Audiovisual Aids, Color, Research, Visual Discrimination
