Developing units of instruction: for the mentally retarded and other children with learning problems
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| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Dubuque, Iowa,
W. C. Brown Co.
[c1972]
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| Beschreibung: | xiii, 239 p. illus. 23 cm. |
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| Bibliographie: | Includes bibliographies. |
| ISBN: | 0697062414 |