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- 83027381 abstract "A collection of environmental science projects which demonstrate the delicate balance of ecological systems and how both people and nature can destroy this balance.".
- 83027381 contributor B4421759.
- 83027381 created "1984.".
- 83027381 date "1984".
- 83027381 date "1984.".
- 83027381 dateCopyrighted "1984.".
- 83027381 description "A collection of environmental science projects which demonstrate the delicate balance of ecological systems and how both people and nature can destroy this balance.".
- 83027381 extent "122 p. :".
- 83027381 identifier "0531047652".
- 83027381 isPartOf "Projects for young scientists".
- 83027381 issued "1984".
- 83027381 issued "1984.".
- 83027381 language "eng".
- 83027381 publisher "New York : F. Watts,".
- 83027381 subject "551.5/072 19".
- 83027381 subject "Ecology Experiments Juvenile literature.".
- 83027381 subject "Ecology Experiments.".
- 83027381 subject "Experiments.".
- 83027381 subject "QH541.24 .G87 1984".
- 83027381 subject "Science Experiments.".
- 83027381 title "Ecology / by Martin J. Gutnik.".
- 83027381 type "text".