Instructional product development /
| Awdur Corfforaethol: | |
|---|---|
| Awduron Eraill: | , |
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York :
Van Nostrand Reinhold Co.,
1971.
|
| Pynciau: | |
| Classic Catalogue: | View this record in Classic Catalogue |
| Disgrifiad o'r Eitem: | Prepared under the auspices of the Southwest Regional Laboratory for Educational Research and Development. |
|---|---|
| Disgrifiad Corfforoll: | xxiii, 264 p. : ill. ; 23 cm. |
| Llyfryddiaeth: | Includes bibliographical references (p. 249-252) and index. |