Supervision and the improvement of instruction /
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Englewood Cliffs, N.J. :
Educational Technology Publications,
c1978.
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| Subjects: |
| Item Description: | Includes index. |
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| Physical Description: | xii, 383 p. : ill. ; 25 cm. |
| ISBN: | 0877781036 |