Ranbomized experiments for planning and evaluation : a practical guide
| Main Author: | |
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| Published: |
London:
Sage Pub,
1997.
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| Series: | Applied social reseaech methods series ; v. 44
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| Subjects: |
| Physical Description: | 265 p: ill; 23 cm. |
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| Bibliography: | Includes bibliographical references and index |
| ISBN: | 0803935102 |