Our natural resources and their conservation /
Main Author: | |
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Other Authors: | , |
Format: | Book |
Language: | English |
Published: |
Danville, Ill. :
Interstate Publishers,
[1992]
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Edition: | 7th ed. |
Subjects: |
Physical Description: | xxiv, 518 pages : illustrations ; 24 cm. + teacher's manual (19 pages) |
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Bibliography: | Includes bibliographical references and index. |
ISBN: | 0813429234 9780813429236 |