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Table of contents only
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| Imprint: |
Chicago, Ill. : Heinemann Library, c2007. |
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| ISBN: |
9781403482150 (lib. bdg. (hardcover)) 1403482152 (lib. bdg. (hardcover)) 1403482322 (pbk.) 9781403482327 (pbk.) |
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| Call number: |
j616.9 WAL |
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| Physical description: |
48 p. : ill. (chiefly col.), col. maps ; 25 cm. |
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| Subject: |
Environmental health.
Juvenile literature.
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| Note: |
Includes bibliographical references (p. 46) and index. |
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| Item availability |
Central Library j616.9 WAL |
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Lawrence Library j616.9 WAL |
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Ind. School for the Deaf Alumni Hall 616.98 WAL |
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