Alert : aquatic supervision in action
by Jocelyn Palm
Bok Engelsk 1974
| Utgitt | Toronto : Royal Life Saving Society Canada , 1974
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|---|---|
| Omfang | 158 s. : ill.
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| Opplysninger | "A technical publication of the Royal Life Saving Society Canada.". - "Text book of the National Lifeguard Service.". - Includes bibliographical references and index.
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| Emner |
