The National Science Foundation.
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| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
New York :
Praeger,
[1969].
|
| Series: | Praeger library of U.S. Government departments and agencies ;
no.16 |
| Subjects: |
| Item Description: | Bibliography: p.269-271. |
|---|---|
| Physical Description: | 278 p. : illus. |