The Costs of information retrieval television : a case study in the cost-effectiveness of educational media ; based on investigations by ...
Maris M. Gailitis
| Year of publication: |
1972
|
|---|---|
| Authors: | Gailitis, Maris M. |
| Publisher: |
[Toronto, Ontario] |
| Extent: | 87 S. ; 8-o |
|---|---|
| Series: | Occasional papers. - Toronto. - Vol. Nr 12 |
| Type of publication: | Book / Working Paper |
| ISBN: | 0-7744-0073-0 |
| Source: |
Persistent link: https://www.econbiz.de/10004825776