An analysis of the changing standards of the American Red Cross lifeguarding certification at guarded indoor aquatic facilities in Pennsylvania /
| Main Author: | |
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| Format: | Thesis Microform Book |
| Language: | English |
| Published: |
[Place of publication not identified] :
[publisher not identified] ;
2002.
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| Subjects: |
| Item Description: | Microform. |
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| Physical Description: | vi, 67 leaves : illustrations |
| Bibliography: | Includes bibliographical references (leaves 55-57). |