The cooperative approach to audio-visual programs.
| Author/creator | McCarty, Henry R. |
| Other author | Hartsell, Horace C. |
| Other author | National Education Association of the United States. Committee on County Cooperative Programs. |
| Format | Book |
| Publication Info | [Washington], [1959] |
| Description | 80 pages : illustrations ; 24 cm |
| Subjects |
| Bibliography note | Bibliography: p. 70-72. |
| LCCN | 59010114 |